Consolidated net profit fell to Rs. 10.06 billion in the fourth quarter ended March from Rs. 14 billion a year earlier, Bharti said on Wednesday. That missed the average estimate of Rs. 12.12 billion in a survey of 19 analysts by Reuters.
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Bharti, nearly a third owned by Southeast Asia's top phone carrier SingTel operates in 20 countries across Asia and Africa.
In 2010, the company paid $9 billion to acquire most of the African operations of Kuwait's Zain, making Bharti the world's fifth-largest mobile phone carrier.
Bharti, controlled by billionaire Sunil Mittal, had 181 million customers in India as of end-March, or almost a fifth of the market of more than 900 million.