Home / 136,633,772.70-204,950,659.05-123,454,035.90

Finding the Fourth Proportional to 136,633,772.70, 204,950,659.05 and 123,454,035.90

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Solution

The fourth proportional to 136,633,772.70, 204,950,659.05 and 123,454,035.90 is: 185,181,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,633,772.70 : 204,950,659.05 = 123,454,035.90 : x
  2. Step 2: Convert to fraction form
    136,633,772.70/204,950,659.05 = 123,454,035.90/x
  3. Step 3: Cross multiply
    136,633,772.70x = 204,950,659.05 × 123,454,035.90
  4. Step 4: Simplify right side
    136,633,772.70x = 25,301,986,020,087,364
  5. Step 5: Solve for x
    x = 25,301,986,020,087,364/136,633,772.70
  6. Step 6: Final answer
    x = 185,181,053.85

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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.