Home / 117,170,489.76-175,784,958.94-82,694,236.02

Finding the Fourth Proportional to 117,170,489.76, 175,784,958.94 and 82,694,236.02

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Solution

The fourth proportional to 117,170,489.76, 175,784,958.94 and 82,694,236.02 is: 124,061,979.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,170,489.76 : 175,784,958.94 = 82,694,236.02 : x
  2. Step 2: Convert to fraction form
    117,170,489.76/175,784,958.94 = 82,694,236.02/x
  3. Step 3: Cross multiply
    117,170,489.76x = 175,784,958.94 × 82,694,236.02
  4. Step 4: Simplify right side
    117,170,489.76x = 14,536,402,883,350,368
  5. Step 5: Solve for x
    x = 14,536,402,883,350,368/117,170,489.76
  6. Step 6: Final answer
    x = 124,061,979.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.