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: [[2, -49, 7, -26], [-47, -43, -21, 50, -42], [27, 50, -41]]

[17836, 89126100, -55350]