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Finding the Third Proportional to 50,435,874 and 79,876,179

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Solution

The third proportional to 50,435,874 and 79,876,179 is: 126,501,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,435,874 : 79,876,179 = 79,876,179 : x
  2. Step 2: Convert to fraction form
    50,435,874/79,876,179 = 79,876,179/x
  3. Step 3: Cross multiply
    50,435,874x = 79,876,179 × 79,876,179
  4. Step 4: Simplify right side
    50,435,874x = 6,380,203,971,640,041
  5. Step 5: Solve for x
    x = 6,380,203,971,640,041/50,435,874
  6. Step 6: Final answer
    x = 126,501,306.82

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.