Finding the Third Proportional to 389,797,641 and 866,747,894
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Solution
The third proportional to 389,797,641 and 866,747,894 is: 1,927,286,963.12
Step by Step Solution
- Step 1: Write the proportion equation
389,797,641 : 866,747,894 = 866,747,894 : x - Step 2: Convert to fraction form
389,797,641/866,747,894 = 866,747,894/x - Step 3: Cross multiply
389,797,641x = 866,747,894 × 866,747,894 - Step 4: Simplify right side
389,797,641x = 751,251,911,753,435,264 - Step 5: Solve for x
x = 751,251,911,753,435,264/389,797,641 - Step 6: Final answer
x = 1,927,286,963.12
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.