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Finding the Third Proportional to 54,309,474 and 118,183,320

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Solution

The third proportional to 54,309,474 and 118,183,320 is: 257,179,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,309,474 : 118,183,320 = 118,183,320 : x
  2. Step 2: Convert to fraction form
    54,309,474/118,183,320 = 118,183,320/x
  3. Step 3: Cross multiply
    54,309,474x = 118,183,320 × 118,183,320
  4. Step 4: Simplify right side
    54,309,474x = 13,967,297,126,222,400
  5. Step 5: Solve for x
    x = 13,967,297,126,222,400/54,309,474
  6. Step 6: Final answer
    x = 257,179,753.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.