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Finding the Third Proportional to 63,946,134 and 138,745,942.88

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Solution

The third proportional to 63,946,134 and 138,745,942.88 is: 301,041,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,946,134 : 138,745,942.88 = 138,745,942.88 : x
  2. Step 2: Convert to fraction form
    63,946,134/138,745,942.88 = 138,745,942.88/x
  3. Step 3: Cross multiply
    63,946,134x = 138,745,942.88 × 138,745,942.88
  4. Step 4: Simplify right side
    63,946,134x = 19,250,436,664,272,764
  5. Step 5: Solve for x
    x = 19,250,436,664,272,764/63,946,134
  6. Step 6: Final answer
    x = 301,041,446.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.