Finding the Third Proportional to 656,889,864 and 918,370,691
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Solution
The third proportional to 656,889,864 and 918,370,691 is: 1,283,936,276.55
Step by Step Solution
- Step 1: Write the proportion equation
656,889,864 : 918,370,691 = 918,370,691 : x - Step 2: Convert to fraction form
656,889,864/918,370,691 = 918,370,691/x - Step 3: Cross multiply
656,889,864x = 918,370,691 × 918,370,691 - Step 4: Simplify right side
656,889,864x = 843,404,726,087,817,472 - Step 5: Solve for x
x = 843,404,726,087,817,472/656,889,864 - Step 6: Final answer
x = 1,283,936,276.55
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.