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Finding the Third Proportional to 132,690,034.20 and 207,697,954.78

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Solution

The third proportional to 132,690,034.20 and 207,697,954.78 is: 325,106,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,690,034.20 : 207,697,954.78 = 207,697,954.78 : x
  2. Step 2: Convert to fraction form
    132,690,034.20/207,697,954.78 = 207,697,954.78/x
  3. Step 3: Cross multiply
    132,690,034.20x = 207,697,954.78 × 207,697,954.78
  4. Step 4: Simplify right side
    132,690,034.20x = 43,138,440,420,314,168
  5. Step 5: Solve for x
    x = 43,138,440,420,314,168/132,690,034.20
  6. Step 6: Final answer
    x = 325,106,860.38

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.