Home / 664,424,443.20-996,542,186.40-227,745,278.40

Finding the Fourth Proportional to 664,424,443.20, 996,542,186.40 and 227,745,278.40

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Solution

The fourth proportional to 664,424,443.20, 996,542,186.40 and 227,745,278.40 is: 341,585,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,424,443.20 : 996,542,186.40 = 227,745,278.40 : x
  2. Step 2: Convert to fraction form
    664,424,443.20/996,542,186.40 = 227,745,278.40/x
  3. Step 3: Cross multiply
    664,424,443.20x = 996,542,186.40 × 227,745,278.40
  4. Step 4: Simplify right side
    664,424,443.20x = 226,957,777,679,012,704
  5. Step 5: Solve for x
    x = 226,957,777,679,012,704/664,424,443.20
  6. Step 6: Final answer
    x = 341,585,533.17

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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.