Finding the Fourth Proportional to 1,024,974,124.60, 1,537,461,186.90 and 472,275,484.60
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Solution
The fourth proportional to 1,024,974,124.60, 1,537,461,186.90 and 472,275,484.60 is: 708,413,226.90
Step by Step Solution
- Step 1: Write the proportion equation
1,024,974,124.60 : 1,537,461,186.90 = 472,275,484.60 : x - Step 2: Convert to fraction form
1,024,974,124.60/1,537,461,186.90 = 472,275,484.60/x - Step 3: Cross multiply
1,024,974,124.60x = 1,537,461,186.90 × 472,275,484.60 - Step 4: Simplify right side
1,024,974,124.60x = 726,105,227,096,888,704 - Step 5: Solve for x
x = 726,105,227,096,888,704/1,024,974,124.60 - Step 6: Final answer
x = 708,413,226.90
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Similar ratio
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1.5x scale
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.