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Finding the Third Proportional to 267,148,297 and 408,667,637

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Solution

The third proportional to 267,148,297 and 408,667,637 is: 625,155,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,148,297 : 408,667,637 = 408,667,637 : x
  2. Step 2: Convert to fraction form
    267,148,297/408,667,637 = 408,667,637/x
  3. Step 3: Cross multiply
    267,148,297x = 408,667,637 × 408,667,637
  4. Step 4: Simplify right side
    267,148,297x = 167,009,237,531,163,776
  5. Step 5: Solve for x
    x = 167,009,237,531,163,776/267,148,297
  6. Step 6: Final answer
    x = 625,155,538.73

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.