Finding the Fourth Proportional to 351,670,585.14, 527,586,228.09 and 121,639,475.70
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Solution
The fourth proportional to 351,670,585.14, 527,586,228.09 and 121,639,475.70 is: 182,487,005.97
Step by Step Solution
- Step 1: Write the proportion equation
351,670,585.14 : 527,586,228.09 = 121,639,475.70 : x - Step 2: Convert to fraction form
351,670,585.14/527,586,228.09 = 121,639,475.70/x - Step 3: Cross multiply
351,670,585.14x = 527,586,228.09 × 121,639,475.70 - Step 4: Simplify right side
351,670,585.14x = 64,175,312,171,408,208 - Step 5: Solve for x
x = 64,175,312,171,408,208/351,670,585.14 - Step 6: Final answer
x = 182,487,005.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.