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Finding the Third Proportional to 80,096,340 and 124,079,748

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Solution

The third proportional to 80,096,340 and 124,079,748 is: 192,215,822.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,096,340 : 124,079,748 = 124,079,748 : x
  2. Step 2: Convert to fraction form
    80,096,340/124,079,748 = 124,079,748/x
  3. Step 3: Cross multiply
    80,096,340x = 124,079,748 × 124,079,748
  4. Step 4: Simplify right side
    80,096,340x = 15,395,783,863,743,504
  5. Step 5: Solve for x
    x = 15,395,783,863,743,504/80,096,340
  6. Step 6: Final answer
    x = 192,215,822.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.