Indian-origin billionaire Mukesh Wadhumal Jagtiani passed away aged 70 in Dubai. Jagtiani, who was known as 'Micky', died of age-related problems, Khaleej Times reported. Jagtiani ranked 511 on Forbes' 37th annual world's billionaires list earlier this year with $5.2-billion wealth. He founded Landmark Group in 1973. The group operates brands like Babyshop, Centrepoint, Home Centre and Lifestyle.