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Finding the Third Proportional to 63,801,508 and 139,954,112

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Solution

The third proportional to 63,801,508 and 139,954,112 is: 307,001,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801,508 : 139,954,112 = 139,954,112 : x
  2. Step 2: Convert to fraction form
    63,801,508/139,954,112 = 139,954,112/x
  3. Step 3: Cross multiply
    63,801,508x = 139,954,112 × 139,954,112
  4. Step 4: Simplify right side
    63,801,508x = 19,587,153,465,708,544
  5. Step 5: Solve for x
    x = 19,587,153,465,708,544/63,801,508
  6. Step 6: Final answer
    x = 307,001,418.61

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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.