Home / 123,505,633.18-185,024,612.46-82,441,251.10

Finding the Fourth Proportional to 123,505,633.18, 185,024,612.46 and 82,441,251.10

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Solution

The fourth proportional to 123,505,633.18, 185,024,612.46 and 82,441,251.10 is: 123,505,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,505,633.18 : 185,024,612.46 = 82,441,251.10 : x
  2. Step 2: Convert to fraction form
    123,505,633.18/185,024,612.46 = 82,441,251.10/x
  3. Step 3: Cross multiply
    123,505,633.18x = 185,024,612.46 × 82,441,251.10
  4. Step 4: Simplify right side
    123,505,633.18x = 15,253,660,535,495,048
  5. Step 5: Solve for x
    x = 15,253,660,535,495,048/123,505,633.18
  6. Step 6: Final answer
    x = 123,505,787.90

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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.