Home / 198,611,624.56-274,121,987.44-131,512,232.92

Finding the Fourth Proportional to 198,611,624.56, 274,121,987.44 and 131,512,232.92

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Solution

The fourth proportional to 198,611,624.56, 274,121,987.44 and 131,512,232.92 is: 181,512,007.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,611,624.56 : 274,121,987.44 = 131,512,232.92 : x
  2. Step 2: Convert to fraction form
    198,611,624.56/274,121,987.44 = 131,512,232.92/x
  3. Step 3: Cross multiply
    198,611,624.56x = 274,121,987.44 × 131,512,232.92
  4. Step 4: Simplify right side
    198,611,624.56x = 36,050,394,660,702,592
  5. Step 5: Solve for x
    x = 36,050,394,660,702,592/198,611,624.56
  6. Step 6: Final answer
    x = 181,512,007.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.