Top 10 Billionaires of the World

In 2011, Forbes named Carlos Slim Helu as the richest person in the world who succeeded beat Bill Gates and Waren Buffet. Carlos Slim Helu is a Mexican who was born on January 28, 1940. Slim's net worth reported at USD73 billion, including the holding company he owned when he became the world's richest man. However, according to Forbes records, now Slim's net worth is at $ 52.1B. Slim's income comes from telecommunications. He also controls three major telecommunications companies: Telefonos de Mexico (Telmex), Telcel and America M¢vil.

In 1990 Slim's bought Telmex from the government, partnering with Southwestern Bell Corp and France Telecom. At that time, Telmex was not in a stable condition. Yet, without a doubt, Carlos turned the losing company into a moneymaker to this day.