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Finding the Third Proportional to 160,992,112 and 251,054,088

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Solution

The third proportional to 160,992,112 and 251,054,088 is: 391,498,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,992,112 : 251,054,088 = 251,054,088 : x
  2. Step 2: Convert to fraction form
    160,992,112/251,054,088 = 251,054,088/x
  3. Step 3: Cross multiply
    160,992,112x = 251,054,088 × 251,054,088
  4. Step 4: Simplify right side
    160,992,112x = 63,028,155,101,511,744
  5. Step 5: Solve for x
    x = 63,028,155,101,511,744/160,992,112
  6. Step 6: Final answer
    x = 391,498,405.22

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.