Home / 80,591,804.40-120,902,452.20-32,727,586.80

Finding the Fourth Proportional to 80,591,804.40, 120,902,452.20 and 32,727,586.80

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Solution

The fourth proportional to 80,591,804.40, 120,902,452.20 and 32,727,586.80 is: 49,097,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,591,804.40 : 120,902,452.20 = 32,727,586.80 : x
  2. Step 2: Convert to fraction form
    80,591,804.40/120,902,452.20 = 32,727,586.80/x
  3. Step 3: Cross multiply
    80,591,804.40x = 120,902,452.20 × 32,727,586.80
  4. Step 4: Simplify right side
    80,591,804.40x = 3,956,845,498,708,351
  5. Step 5: Solve for x
    x = 3,956,845,498,708,351/80,591,804.40
  6. Step 6: Final answer
    x = 49,097,368.25

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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.