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Finding the Third Proportional to 74,112,422 and 160,982,988

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Solution

The third proportional to 74,112,422 and 160,982,988 is: 349,678,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,112,422 : 160,982,988 = 160,982,988 : x
  2. Step 2: Convert to fraction form
    74,112,422/160,982,988 = 160,982,988/x
  3. Step 3: Cross multiply
    74,112,422x = 160,982,988 × 160,982,988
  4. Step 4: Simplify right side
    74,112,422x = 25,915,522,425,408,144
  5. Step 5: Solve for x
    x = 25,915,522,425,408,144/74,112,422
  6. Step 6: Final answer
    x = 349,678,525.22

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.