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Finding the Third Proportional to 29,469,672 and 61,993,180

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Solution

The third proportional to 29,469,672 and 61,993,180 is: 130,410,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,469,672 : 61,993,180 = 61,993,180 : x
  2. Step 2: Convert to fraction form
    29,469,672/61,993,180 = 61,993,180/x
  3. Step 3: Cross multiply
    29,469,672x = 61,993,180 × 61,993,180
  4. Step 4: Simplify right side
    29,469,672x = 3,843,154,366,512,400
  5. Step 5: Solve for x
    x = 3,843,154,366,512,400/29,469,672
  6. Step 6: Final answer
    x = 130,410,490.03

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.