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Finding the Third Proportional to 79,863,365 and 122,679,908

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Solution

The third proportional to 79,863,365 and 122,679,908 is: 188,451,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863,365 : 122,679,908 = 122,679,908 : x
  2. Step 2: Convert to fraction form
    79,863,365/122,679,908 = 122,679,908/x
  3. Step 3: Cross multiply
    79,863,365x = 122,679,908 × 122,679,908
  4. Step 4: Simplify right side
    79,863,365x = 15,050,359,826,888,464
  5. Step 5: Solve for x
    x = 15,050,359,826,888,464/79,863,365
  6. Step 6: Final answer
    x = 188,451,360.98

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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.