Finding the Third Proportional to 38,288,791 and 81,959,665
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Solution
The third proportional to 38,288,791 and 81,959,665 is: 175,440,031.18
Step by Step Solution
- Step 1: Write the proportion equation
38,288,791 : 81,959,665 = 81,959,665 : x - Step 2: Convert to fraction form
38,288,791/81,959,665 = 81,959,665/x - Step 3: Cross multiply
38,288,791x = 81,959,665 × 81,959,665 - Step 4: Simplify right side
38,288,791x = 6,717,386,686,912,225 - Step 5: Solve for x
x = 6,717,386,686,912,225/38,288,791 - Step 6: Final answer
x = 175,440,031.18
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.