Home / 327,224,377.12-490,800,307.20-117,126,672.16

Finding the Fourth Proportional to 327,224,377.12, 490,800,307.20 and 117,126,672.16

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Solution

The fourth proportional to 327,224,377.12, 490,800,307.20 and 117,126,672.16 is: 175,677,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,224,377.12 : 490,800,307.20 = 117,126,672.16 : x
  2. Step 2: Convert to fraction form
    327,224,377.12/490,800,307.20 = 117,126,672.16/x
  3. Step 3: Cross multiply
    327,224,377.12x = 490,800,307.20 × 117,126,672.16
  4. Step 4: Simplify right side
    327,224,377.12x = 57,485,806,677,441,688
  5. Step 5: Solve for x
    x = 57,485,806,677,441,688/327,224,377.12
  6. Step 6: Final answer
    x = 175,677,029.88

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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.