Home / 218,302,820.80-327,454,231.20-88,843,793.20

Finding the Fourth Proportional to 218,302,820.80, 327,454,231.20 and 88,843,793.20

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Solution

The fourth proportional to 218,302,820.80, 327,454,231.20 and 88,843,793.20 is: 133,265,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,302,820.80 : 327,454,231.20 = 88,843,793.20 : x
  2. Step 2: Convert to fraction form
    218,302,820.80/327,454,231.20 = 88,843,793.20/x
  3. Step 3: Cross multiply
    218,302,820.80x = 327,454,231.20 × 88,843,793.20
  4. Step 4: Simplify right side
    218,302,820.80x = 29,092,275,999,197,788
  5. Step 5: Solve for x
    x = 29,092,275,999,197,788/218,302,820.80
  6. Step 6: Final answer
    x = 133,265,689.80

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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.