Home / 437,127,822.82-655,619,912.81-156,950,737.52

Finding the Fourth Proportional to 437,127,822.82, 655,619,912.81 and 156,950,737.52

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Solution

The fourth proportional to 437,127,822.82, 655,619,912.81 and 156,950,737.52 is: 235,400,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,127,822.82 : 655,619,912.81 = 156,950,737.52 : x
  2. Step 2: Convert to fraction form
    437,127,822.82/655,619,912.81 = 156,950,737.52/x
  3. Step 3: Cross multiply
    437,127,822.82x = 655,619,912.81 × 156,950,737.52
  4. Step 4: Simplify right side
    437,127,822.82x = 102,900,028,847,542,848
  5. Step 5: Solve for x
    x = 102,900,028,847,542,848/437,127,822.82
  6. Step 6: Final answer
    x = 235,400,318.80

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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.