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Finding the Third Proportional to 80,555,277 and 123,891,192

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Solution

The third proportional to 80,555,277 and 123,891,192 is: 190,540,310.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,555,277 : 123,891,192 = 123,891,192 : x
  2. Step 2: Convert to fraction form
    80,555,277/123,891,192 = 123,891,192/x
  3. Step 3: Cross multiply
    80,555,277x = 123,891,192 × 123,891,192
  4. Step 4: Simplify right side
    80,555,277x = 15,349,027,455,180,864
  5. Step 5: Solve for x
    x = 15,349,027,455,180,864/80,555,277
  6. Step 6: Final answer
    x = 190,540,310.04

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.