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Finding the Third Proportional to 162,236,912 and 247,441,658

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Solution

The third proportional to 162,236,912 and 247,441,658 is: 377,394,844.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,236,912 : 247,441,658 = 247,441,658 : x
  2. Step 2: Convert to fraction form
    162,236,912/247,441,658 = 247,441,658/x
  3. Step 3: Cross multiply
    162,236,912x = 247,441,658 × 247,441,658
  4. Step 4: Simplify right side
    162,236,912x = 61,227,374,113,788,960
  5. Step 5: Solve for x
    x = 61,227,374,113,788,960/162,236,912
  6. Step 6: Final answer
    x = 377,394,844.11

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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.