Finding the Fourth Proportional to 307,207,553.57, 460,811,773.86 and 125,454,731.57
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Solution
The fourth proportional to 307,207,553.57, 460,811,773.86 and 125,454,731.57 is: 188,182,278.47
Step by Step Solution
- Step 1: Write the proportion equation
307,207,553.57 : 460,811,773.86 = 125,454,731.57 : x - Step 2: Convert to fraction form
307,207,553.57/460,811,773.86 = 125,454,731.57/x - Step 3: Cross multiply
307,207,553.57x = 460,811,773.86 × 125,454,731.57 - Step 4: Simplify right side
307,207,553.57x = 57,811,017,393,901,840 - Step 5: Solve for x
x = 57,811,017,393,901,840/307,207,553.57 - Step 6: Final answer
x = 188,182,278.47
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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.