Home / 398,550,170.06-597,784,891.10-107,446,719.30

Finding the Fourth Proportional to 398,550,170.06, 597,784,891.10 and 107,446,719.30

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Solution

The fourth proportional to 398,550,170.06, 597,784,891.10 and 107,446,719.30 is: 161,159,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,550,170.06 : 597,784,891.10 = 107,446,719.30 : x
  2. Step 2: Convert to fraction form
    398,550,170.06/597,784,891.10 = 107,446,719.30/x
  3. Step 3: Cross multiply
    398,550,170.06x = 597,784,891.10 × 107,446,719.30
  4. Step 4: Simplify right side
    398,550,170.06x = 64,230,025,396,990,464
  5. Step 5: Solve for x
    x = 64,230,025,396,990,464/398,550,170.06
  6. Step 6: Final answer
    x = 161,159,197.06

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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.