Finding the Fourth Proportional to 285,876,847.56, 428,606,213.58 and 91,677,721.08
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Solution
The fourth proportional to 285,876,847.56, 428,606,213.58 and 91,677,721.08 is: 137,449,538.98
Step by Step Solution
- Step 1: Write the proportion equation
285,876,847.56 : 428,606,213.58 = 91,677,721.08 : x - Step 2: Convert to fraction form
285,876,847.56/428,606,213.58 = 91,677,721.08/x - Step 3: Cross multiply
285,876,847.56x = 428,606,213.58 × 91,677,721.08 - Step 4: Simplify right side
285,876,847.56x = 39,293,640,901,742,144 - Step 5: Solve for x
x = 39,293,640,901,742,144/285,876,847.56 - Step 6: Final answer
x = 137,449,538.98
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