Hi student, let me help you out! :)
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We are asked to fill in the missing number in the sequence


- Take a look at the <u>common ratio.</u>
<u></u>
Since every number is divided by 6, we need to multiply 216 times the common ratio, 6:

Simplify!

Hope it helps you out! :D
Ask in comments if any queries arise.
#StudyWithBrainly
~Just a smiley person helping fellow students :)