On the 8th April 2015, Shell 8 April 2015, announced the takeover for BG plc. The cost to Royal Dutch Shell is £47 billion
To put things into context, Royal Dutch Shell plc one has to understand the size of Shell.
Royal Dutch Shell’s share capital is made up of two types of shares: Shell A and Shell B
Shell A is worth £78 Billion
Shell B is worth £50 Billion
BG Group is the exploration and production arm of the 1986 new floated British Gas
BG plc is worth £40 Billion