Home / 76,804,902.20-115,207,353.30-50,976,869.60

Finding the Fourth Proportional to 76,804,902.20, 115,207,353.30 and 50,976,869.60

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Solution

The fourth proportional to 76,804,902.20, 115,207,353.30 and 50,976,869.60 is: 76,465,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,804,902.20 : 115,207,353.30 = 50,976,869.60 : x
  2. Step 2: Convert to fraction form
    76,804,902.20/115,207,353.30 = 50,976,869.60/x
  3. Step 3: Cross multiply
    76,804,902.20x = 115,207,353.30 × 50,976,869.60
  4. Step 4: Simplify right side
    76,804,902.20x = 5,872,910,226,135,230
  5. Step 5: Solve for x
    x = 5,872,910,226,135,230/76,804,902.20
  6. Step 6: Final answer
    x = 76,465,304.40

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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.