Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[12, -30, 42, 11, -46], [-43, -12, -30], [7, -41, -24, -33, -19], [17, -40, -5, -31], [-50, -8, 26, 50], [36, 44], [31, 41, -34, -21]]

[7650720, -15480, 4318776, -105400, 520000, 1584, 907494]