Finding the Fourth Proportional to 506,398,747.16, 759,589,820.10 and 161,347,686.68
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Solution
The fourth proportional to 506,398,747.16, 759,589,820.10 and 161,347,686.68 is: 242,018,885.29
Step by Step Solution
- Step 1: Write the proportion equation
506,398,747.16 : 759,589,820.10 = 161,347,686.68 : x - Step 2: Convert to fraction form
506,398,747.16/759,589,820.10 = 161,347,686.68/x - Step 3: Cross multiply
506,398,747.16x = 759,589,820.10 × 161,347,686.68 - Step 4: Simplify right side
506,398,747.16x = 122,558,060,298,812,368 - Step 5: Solve for x
x = 122,558,060,298,812,368/506,398,747.16 - Step 6: Final answer
x = 242,018,885.29
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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.