India’s foreign exchange reserves fell by $152.40 million on March 16 to $421.334 billion, data from the RBI show. : India’s foreign exchange reserves fell by $152.40 million on March 16 to $421.334 billion, data from the RBI show. Foreign currency assets (FCAs), which form a key component of reserves, fell by $175.20 million from the previous week to $396.156 billion. FCAs are maintained in major currencies like US dollar, euro, pound sterling and Japanese yen.