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Finding the Third Proportional to 29,667,550 and 61,608,860

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Solution

The third proportional to 29,667,550 and 61,608,860 is: 127,939,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,667,550 : 61,608,860 = 61,608,860 : x
  2. Step 2: Convert to fraction form
    29,667,550/61,608,860 = 61,608,860/x
  3. Step 3: Cross multiply
    29,667,550x = 61,608,860 × 61,608,860
  4. Step 4: Simplify right side
    29,667,550x = 3,795,651,630,499,600
  5. Step 5: Solve for x
    x = 3,795,651,630,499,600/29,667,550
  6. Step 6: Final answer
    x = 127,939,503.95

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.