Correct Answer : Mukesh Ambani
On July 14, 2020 the Bloomberg Billionaires Index has ranked Mukesh Ambani, chairman of Reliance Industries Ltd(RIL) as the World's 6th richest man with a worth USD 72.4 billion after surpassing Elon Musk, co-founder & CEO of Tesla and Alphabet Inc co founders, Sergey Brin and Larry Page.