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Finding the Third Proportional to 80,498,660 and 173,812,232

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Solution

The third proportional to 80,498,660 and 173,812,232 is: 375,294,346.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,498,660 : 173,812,232 = 173,812,232 : x
  2. Step 2: Convert to fraction form
    80,498,660/173,812,232 = 173,812,232/x
  3. Step 3: Cross multiply
    80,498,660x = 173,812,232 × 173,812,232
  4. Step 4: Simplify right side
    80,498,660x = 30,210,691,992,821,824
  5. Step 5: Solve for x
    x = 30,210,691,992,821,824/80,498,660
  6. Step 6: Final answer
    x = 375,294,346.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.