Home / 396,959,093.28-547,723,271.70-231,914,776.32

Finding the Fourth Proportional to 396,959,093.28, 547,723,271.70 and 231,914,776.32

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Solution

The fourth proportional to 396,959,093.28, 547,723,271.70 and 231,914,776.32 is: 319,995,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,959,093.28 : 547,723,271.70 = 231,914,776.32 : x
  2. Step 2: Convert to fraction form
    396,959,093.28/547,723,271.70 = 231,914,776.32/x
  3. Step 3: Cross multiply
    396,959,093.28x = 547,723,271.70 × 231,914,776.32
  4. Step 4: Simplify right side
    396,959,093.28x = 127,025,120,041,564,096
  5. Step 5: Solve for x
    x = 127,025,120,041,564,096/396,959,093.28
  6. Step 6: Final answer
    x = 319,995,491.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.