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Finding the Third Proportional to 29,151,912 and 63,795,408

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Solution

The third proportional to 29,151,912 and 63,795,408 is: 139,608,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,151,912 : 63,795,408 = 63,795,408 : x
  2. Step 2: Convert to fraction form
    29,151,912/63,795,408 = 63,795,408/x
  3. Step 3: Cross multiply
    29,151,912x = 63,795,408 × 63,795,408
  4. Step 4: Simplify right side
    29,151,912x = 4,069,854,081,886,464
  5. Step 5: Solve for x
    x = 4,069,854,081,886,464/29,151,912
  6. Step 6: Final answer
    x = 139,608,478.58

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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.