Home / 331,319,204.20-496,974,140.70-149,566,090.60

Finding the Fourth Proportional to 331,319,204.20, 496,974,140.70 and 149,566,090.60

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Solution

The fourth proportional to 331,319,204.20, 496,974,140.70 and 149,566,090.60 is: 224,347,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,319,204.20 : 496,974,140.70 = 149,566,090.60 : x
  2. Step 2: Convert to fraction form
    331,319,204.20/496,974,140.70 = 149,566,090.60/x
  3. Step 3: Cross multiply
    331,319,204.20x = 496,974,140.70 × 149,566,090.60
  4. Step 4: Simplify right side
    331,319,204.20x = 74,330,479,353,793,344
  5. Step 5: Solve for x
    x = 74,330,479,353,793,344/331,319,204.20
  6. Step 6: Final answer
    x = 224,347,029.73

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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.