Finding the Third Proportional to 517,390,311 and 775,895,439
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Solution
The third proportional to 517,390,311 and 775,895,439 is: 1,163,558,187.04
Step by Step Solution
- Step 1: Write the proportion equation
517,390,311 : 775,895,439 = 775,895,439 : x - Step 2: Convert to fraction form
517,390,311/775,895,439 = 775,895,439/x - Step 3: Cross multiply
517,390,311x = 775,895,439 × 775,895,439 - Step 4: Simplify right side
517,390,311x = 602,013,732,261,002,752 - Step 5: Solve for x
x = 602,013,732,261,002,752/517,390,311 - Step 6: Final answer
x = 1,163,558,187.04
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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.