Home / 398,664,004.20-597,996,006.30-244,811,178.60

Finding the Fourth Proportional to 398,664,004.20, 597,996,006.30 and 244,811,178.60

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Solution

The fourth proportional to 398,664,004.20, 597,996,006.30 and 244,811,178.60 is: 367,216,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,664,004.20 : 597,996,006.30 = 244,811,178.60 : x
  2. Step 2: Convert to fraction form
    398,664,004.20/597,996,006.30 = 244,811,178.60/x
  3. Step 3: Cross multiply
    398,664,004.20x = 597,996,006.30 × 244,811,178.60
  4. Step 4: Simplify right side
    398,664,004.20x = 146,396,107,100,396,000
  5. Step 5: Solve for x
    x = 146,396,107,100,396,000/398,664,004.20
  6. Step 6: Final answer
    x = 367,216,767.90

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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.