For the third time in three years, the world has a new richest man. - 03-11-2010 -

5) Lakshmi Mittal

Net Worth: $28.7 billion

Source: Steel

Residence: India

4) Mukesh Ambani

Net Worth: $29 billion

Source: Petrochemicals, oil and gas

Residence: India


3) Warren Buffett

Net Worth: $47 billion

Source: Investments

Residence: U.S.

2) Bill Gates

Net Worth: $53 billion

Source: Microsoft

Residence: U.S.

1) Carlos Slim Helu

Net Worth: $53.5 billion

Source: Telecom

Residence: Mexico


Riding surging prices of his various telecom holdings, including giant mobile outfit America Movil (AMX), Mexican tycoon Carlos Slim Helu has beaten out Americans Bill Gates and Warren Buffett to become the wealthiest person on earth and nab the top spot on the 2010 Forbes list of the World's Billionaires.