Home / 394,780,859.57-591,751,385.36-149,033,093.33

Finding the Fourth Proportional to 394,780,859.57, 591,751,385.36 and 149,033,093.33

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Solution

The fourth proportional to 394,780,859.57, 591,751,385.36 and 149,033,093.33 is: 223,391,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,780,859.57 : 591,751,385.36 = 149,033,093.33 : x
  2. Step 2: Convert to fraction form
    394,780,859.57/591,751,385.36 = 149,033,093.33/x
  3. Step 3: Cross multiply
    394,780,859.57x = 591,751,385.36 × 149,033,093.33
  4. Step 4: Simplify right side
    394,780,859.57x = 88,190,539,443,805,280
  5. Step 5: Solve for x
    x = 88,190,539,443,805,280/394,780,859.57
  6. Step 6: Final answer
    x = 223,391,122.71

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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.