Which organization does a group of major European powers agree to provide additional funds?
Big Four (Western Europe):  These countries are considered major European powers and they are the Western European countries individually represented as full members of the G7, the G8, G10 and the G20. Group of Ten (economics): The Group of Ten or G-10 refers to the group of countries that agreed to participate in the General Arrangements to Borrow (GAB), an agreement to provide the International Monetary Fund with additional funds to increase its lending ability.
International Monetary Fund