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Finding the Third Proportional to 1,244,063,832 and 2,672,752,872

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Solution

The third proportional to 1,244,063,832 and 2,672,752,872 is: 5,742,155,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,063,832 : 2,672,752,872 = 2,672,752,872 : x
  2. Step 2: Convert to fraction form
    1,244,063,832/2,672,752,872 = 2,672,752,872/x
  3. Step 3: Cross multiply
    1,244,063,832x = 2,672,752,872 × 2,672,752,872
  4. Step 4: Simplify right side
    1,244,063,832x = 7,143,607,914,784,248,832
  5. Step 5: Solve for x
    x = 7,143,607,914,784,248,832/1,244,063,832
  6. Step 6: Final answer
    x = 5,742,155,451.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.