Finding the Fourth Proportional to 135,592,151.81, 187,109,223.62 and 73,711,949.09
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Solution
The fourth proportional to 135,592,151.81, 187,109,223.62 and 73,711,949.09 is: 101,718,170.12
Step by Step Solution
- Step 1: Write the proportion equation
135,592,151.81 : 187,109,223.62 = 73,711,949.09 : x - Step 2: Convert to fraction form
135,592,151.81/187,109,223.62 = 73,711,949.09/x - Step 3: Cross multiply
135,592,151.81x = 187,109,223.62 × 73,711,949.09 - Step 4: Simplify right side
135,592,151.81x = 13,792,185,564,442,760 - Step 5: Solve for x
x = 13,792,185,564,442,760/135,592,151.81 - Step 6: Final answer
x = 101,718,170.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.