Finding the Fourth Proportional to 283,553,591.60, 425,162,425.80 and 147,504,695.60
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Solution
The fourth proportional to 283,553,591.60, 425,162,425.80 and 147,504,695.60 is: 221,169,669.71
Step by Step Solution
- Step 1: Write the proportion equation
283,553,591.60 : 425,162,425.80 = 147,504,695.60 : x - Step 2: Convert to fraction form
283,553,591.60/425,162,425.80 = 147,504,695.60/x - Step 3: Cross multiply
283,553,591.60x = 425,162,425.80 × 147,504,695.60 - Step 4: Simplify right side
283,553,591.60x = 62,713,454,198,186,584 - Step 5: Solve for x
x = 62,713,454,198,186,584/283,553,591.60 - Step 6: Final answer
x = 221,169,669.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.