Home / 437,127,872.46-655,619,987.27-156,950,787.15

Finding the Fourth Proportional to 437,127,872.46, 655,619,987.27 and 156,950,787.15

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Solution

The fourth proportional to 437,127,872.46, 655,619,987.27 and 156,950,787.15 is: 235,400,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,127,872.46 : 655,619,987.27 = 156,950,787.15 : x
  2. Step 2: Convert to fraction form
    437,127,872.46/655,619,987.27 = 156,950,787.15/x
  3. Step 3: Cross multiply
    437,127,872.46x = 655,619,987.27 × 156,950,787.15
  4. Step 4: Simplify right side
    437,127,872.46x = 102,900,073,074,729,280
  5. Step 5: Solve for x
    x = 102,900,073,074,729,280/437,127,872.46
  6. Step 6: Final answer
    x = 235,400,393.24

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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.