Gautam Adani is now the second richest person in the world, according to Forbes, as the tycoon surpassed Amazon boss Jeff Bezos and Louis Vuitton's Bernard Arnault. He is currently worth $154.7 billion, showed its real-time billionaires list. Elon Musk remains the richest person with a net worth of 273.5 billion. Last month too, Mr Adani had overtaken Arnault to grab the third spot, but was behind Musk and Bezos.