Home / 218,548,150.40-327,397,072.80-132,029,555.60

Finding the Fourth Proportional to 218,548,150.40, 327,397,072.80 and 132,029,555.60

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Solution

The fourth proportional to 218,548,150.40, 327,397,072.80 and 132,029,555.60 is: 197,787,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,548,150.40 : 327,397,072.80 = 132,029,555.60 : x
  2. Step 2: Convert to fraction form
    218,548,150.40/327,397,072.80 = 132,029,555.60/x
  3. Step 3: Cross multiply
    218,548,150.40x = 327,397,072.80 × 132,029,555.60
  4. Step 4: Simplify right side
    218,548,150.40x = 43,226,090,026,524,848
  5. Step 5: Solve for x
    x = 43,226,090,026,524,848/218,548,150.40
  6. Step 6: Final answer
    x = 197,787,489.61

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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.