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Finding the Third Proportional to 29,151,918 and 63,795,420

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Solution

The third proportional to 29,151,918 and 63,795,420 is: 139,608,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,151,918 : 63,795,420 = 63,795,420 : x
  2. Step 2: Convert to fraction form
    29,151,918/63,795,420 = 63,795,420/x
  3. Step 3: Cross multiply
    29,151,918x = 63,795,420 × 63,795,420
  4. Step 4: Simplify right side
    29,151,918x = 4,069,855,612,976,400
  5. Step 5: Solve for x
    x = 4,069,855,612,976,400/29,151,918
  6. Step 6: Final answer
    x = 139,608,502.36

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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.