In two weeks, the kitten measured 4 x 2 = <<4*2=8>>8 inches.

4 months later, the kitten measured 8 x 2 = <<8*2=16>>16 inches.

# Answer

16
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
An orphaned kitten was only 4 inches when he was found. In the next two weeks, he doubled in length, and by 4 months old, he had double in length again. What is its current length?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
16
An orphaned kitten was only 4 inches when he was found. In the next two weeks, he doubled in length, and by 4 months old, he had double in length again. What is its current length?
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