Home / 327,224,379.12-490,800,310.20-117,126,674.16

Finding the Fourth Proportional to 327,224,379.12, 490,800,310.20 and 117,126,674.16

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Solution

The fourth proportional to 327,224,379.12, 490,800,310.20 and 117,126,674.16 is: 175,677,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,224,379.12 : 490,800,310.20 = 117,126,674.16 : x
  2. Step 2: Convert to fraction form
    327,224,379.12/490,800,310.20 = 117,126,674.16/x
  3. Step 3: Cross multiply
    327,224,379.12x = 490,800,310.20 × 117,126,674.16
  4. Step 4: Simplify right side
    327,224,379.12x = 57,485,808,010,422,320
  5. Step 5: Solve for x
    x = 57,485,808,010,422,320/327,224,379.12
  6. Step 6: Final answer
    x = 175,677,032.88

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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.