Finding the Fourth Proportional to 547,472,960.74, 755,509,451.46 and 296,582,135.95
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Solution
The fourth proportional to 547,472,960.74, 755,509,451.46 and 296,582,135.95 is: 409,281,595.46
Step by Step Solution
- Step 1: Write the proportion equation
547,472,960.74 : 755,509,451.46 = 296,582,135.95 : x - Step 2: Convert to fraction form
547,472,960.74/755,509,451.46 = 296,582,135.95/x - Step 3: Cross multiply
547,472,960.74x = 755,509,451.46 × 296,582,135.95 - Step 4: Simplify right side
547,472,960.74x = 224,070,606,840,642,112 - Step 5: Solve for x
x = 224,070,606,840,642,112/547,472,960.74 - Step 6: Final answer
x = 409,281,595.46
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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.