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Finding the Third Proportional to 51,990,498 and 80,462,484

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Solution

The third proportional to 51,990,498 and 80,462,484 is: 124,526,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,990,498 : 80,462,484 = 80,462,484 : x
  2. Step 2: Convert to fraction form
    51,990,498/80,462,484 = 80,462,484/x
  3. Step 3: Cross multiply
    51,990,498x = 80,462,484 × 80,462,484
  4. Step 4: Simplify right side
    51,990,498x = 6,474,211,331,450,256
  5. Step 5: Solve for x
    x = 6,474,211,331,450,256/51,990,498
  6. Step 6: Final answer
    x = 124,526,818.95

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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.