Mukesh Ambani retained his title as the richest person of India for the sixth consecutive year with the net worth of 21.5 billion US Dollars, according to the annual rankings published by Forbes on 4 March 2013. The richest man in the world for fourth time in a row was Mexican business tycoon Carlos Slim with the net worth of 73 billion US Dollars.
In the overall list of the billionaires of the world, Mukesh Ambani was ranked at number 22. Lakshmi Mittal, on the other hand was ranked at 41st position with the net worth of 16.5 billion US Dollars.
The first in the list was Carlos Slim, followed by Bill Gates with the net worth of 67 billion US Dollars, Spain's Amancio Ortega with net worth of 57 billion US Dollars, Warren Buffett with the net worth of 53.5 billion US Dollars and Larry Ellison with the net worth of 43 billion US Dollars.
A total of 55 billionaires from India appeared on the list of 1426 people from the world who have a minimum net worth of 1 billion US Dollars. Among Indians, Mukesh Ambani as well as Lakshmi Mittal were followed by Azim Premji, Dilip Shanghvi, Shashi & Ravi Ruia, Kumar Mangalam Birla, Savitri Jindal, Sunil Mittal, Shiv Nadar, K P Singh and Anil Ambani.