CPC, the maker of Skippy peanut butter and Hellman's mayonnaise, is the nation's fourth-largest maker of corn syrup, with about 10 percent of the market.

Computer Associates to Buy Rival Computer Associates International, the fourth-largest maker of software in the United States, agreed to buy a rival, Platinum Technology International, for about $3.5 billion.

By 2001, American Tissue, which is based in Hauppauge, N.Y., was the fourth-largest maker of tissue in the country.

He said he believed that Google was the world's fourth-largest maker of computer servers, after Dell, Hewlett-Packard and I.B.M. Google's biggest rivals, Microsoft and Yahoo, certainly write much of their own software, and they work to configure their computers and data centers to their own needs.

Started nine years ago as a mail-order company in Mr. Dell's dormitory room at the University of Texas, Dell Computer is now anchored as the world's fourth-largest maker of personal computers, after the International Business Machines Corporation, Apple Computer and Compaq.

The one company appears to be Intel's client, Packard Bell Electronics, the nation's fourth-largest maker of personal computers.

Taiwan is the world's fourth-largest maker of semiconductors and the third largest of personal computers.

On the American exchange, the stock with the largest gain was Maxxam Inc. which in 1988 bought Kaisertech Ltd., the holding company for Kaiser Aluminum, and Kaiser, the nation's fourth-largest maker of aluminum.

Mahindra, the world's fourth-largest maker of tractors, already sells tractors for farming use in the United States and has three local assembly plants there.

The Swedish industrial firm Scania opened a facility in Colombres during his tenure that remains the fourth-largest maker of freight trucks and buses in the country.