Finding the Fourth Proportional to 127,733,972.00, 176,272,854.11 and 68,996,637.72
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Solution
The fourth proportional to 127,733,972.00, 176,272,854.11 and 68,996,637.72 is: 95,215,345.34
Step by Step Solution
- Step 1: Write the proportion equation
127,733,972.00 : 176,272,854.11 = 68,996,637.72 : x - Step 2: Convert to fraction form
127,733,972.00/176,272,854.11 = 68,996,637.72/x - Step 3: Cross multiply
127,733,972.00x = 176,272,854.11 × 68,996,637.72 - Step 4: Simplify right side
127,733,972.00x = 12,162,234,254,553,098 - Step 5: Solve for x
x = 12,162,234,254,553,098/127,733,972.00 - Step 6: Final answer
x = 95,215,345.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.