The combined fortune of Africa’s 55 billionaires is $143.88 billion. The average net worth of the members of this exclusive club is $2.6 billion, while the median age of the richest people in Africa is 65 years. The oldest billionaires are Kenyan industrialist, Manu Chandaria, and Egyptian property tycoon, Mohammed Al-Fayed, both aged 84. The youngest billionaires are Mohammed Dewji of Tanzania and Igho Sanomi, a Nigerian oil trader. They are both 38 years old.