Home / 155,157,550.55-232,793,077.00-72,198,868.38

Finding the Fourth Proportional to 155,157,550.55, 232,793,077.00 and 72,198,868.38

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Solution

The fourth proportional to 155,157,550.55, 232,793,077.00 and 72,198,868.38 is: 108,324,710.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,157,550.55 : 232,793,077.00 = 72,198,868.38 : x
  2. Step 2: Convert to fraction form
    155,157,550.55/232,793,077.00 = 72,198,868.38/x
  3. Step 3: Cross multiply
    155,157,550.55x = 232,793,077.00 × 72,198,868.38
  4. Step 4: Simplify right side
    155,157,550.55x = 16,807,396,725,917,708
  5. Step 5: Solve for x
    x = 16,807,396,725,917,708/155,157,550.55
  6. Step 6: Final answer
    x = 108,324,710.38

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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.