Finding the Third Proportional to 100,127,853 and 207,929,511
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Solution
The third proportional to 100,127,853 and 207,929,511 is: 431,794,752.90
Step by Step Solution
- Step 1: Write the proportion equation
100,127,853 : 207,929,511 = 207,929,511 : x - Step 2: Convert to fraction form
100,127,853/207,929,511 = 207,929,511/x - Step 3: Cross multiply
100,127,853x = 207,929,511 × 207,929,511 - Step 4: Simplify right side
100,127,853x = 43,234,681,544,699,120 - Step 5: Solve for x
x = 43,234,681,544,699,120/100,127,853 - Step 6: Final answer
x = 431,794,752.90
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.