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Finding the Third Proportional to 559,387,872 and 877,514,508

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Solution

The third proportional to 559,387,872 and 877,514,508 is: 1,376,561,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,387,872 : 877,514,508 = 877,514,508 : x
  2. Step 2: Convert to fraction form
    559,387,872/877,514,508 = 877,514,508/x
  3. Step 3: Cross multiply
    559,387,872x = 877,514,508 × 877,514,508
  4. Step 4: Simplify right side
    559,387,872x = 770,031,711,750,482,048
  5. Step 5: Solve for x
    x = 770,031,711,750,482,048/559,387,872
  6. Step 6: Final answer
    x = 1,376,561,327.65

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.