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Finding the Third Proportional to 36,691,359 and 79,839,291

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Solution

The third proportional to 36,691,359 and 79,839,291 is: 173,727,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691,359 : 79,839,291 = 79,839,291 : x
  2. Step 2: Convert to fraction form
    36,691,359/79,839,291 = 79,839,291/x
  3. Step 3: Cross multiply
    36,691,359x = 79,839,291 × 79,839,291
  4. Step 4: Simplify right side
    36,691,359x = 6,374,312,387,382,681
  5. Step 5: Solve for x
    x = 6,374,312,387,382,681/36,691,359
  6. Step 6: Final answer
    x = 173,727,890.19

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.