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Finding the Third Proportional to 159,553,442 and 349,374,105

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Solution

The third proportional to 159,553,442 and 349,374,105 is: 765,024,331.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,553,442 : 349,374,105 = 349,374,105 : x
  2. Step 2: Convert to fraction form
    159,553,442/349,374,105 = 349,374,105/x
  3. Step 3: Cross multiply
    159,553,442x = 349,374,105 × 349,374,105
  4. Step 4: Simplify right side
    159,553,442x = 122,062,265,244,551,024
  5. Step 5: Solve for x
    x = 122,062,265,244,551,024/159,553,442
  6. Step 6: Final answer
    x = 765,024,331.12

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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.