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Finding the Third Proportional to 63,801,288 and 139,954,644

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Solution

The third proportional to 63,801,288 and 139,954,644 is: 307,004,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801,288 : 139,954,644 = 139,954,644 : x
  2. Step 2: Convert to fraction form
    63,801,288/139,954,644 = 139,954,644/x
  3. Step 3: Cross multiply
    63,801,288x = 139,954,644 × 139,954,644
  4. Step 4: Simplify right side
    63,801,288x = 19,587,302,377,166,736
  5. Step 5: Solve for x
    x = 19,587,302,377,166,736/63,801,288
  6. Step 6: Final answer
    x = 307,004,811.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.