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Finding the Third Proportional to 73,141,660.75 and 107,287,757.88

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Solution

The third proportional to 73,141,660.75 and 107,287,757.88 is: 157,374,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,141,660.75 : 107,287,757.88 = 107,287,757.88 : x
  2. Step 2: Convert to fraction form
    73,141,660.75/107,287,757.88 = 107,287,757.88/x
  3. Step 3: Cross multiply
    73,141,660.75x = 107,287,757.88 × 107,287,757.88
  4. Step 4: Simplify right side
    73,141,660.75x = 11,510,662,989,844,624
  5. Step 5: Solve for x
    x = 11,510,662,989,844,624/73,141,660.75
  6. Step 6: Final answer
    x = 157,374,919.74

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.