Home / 221,433,793.20-332,150,689.80-68,059,920.60

Finding the Fourth Proportional to 221,433,793.20, 332,150,689.80 and 68,059,920.60

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Solution

The fourth proportional to 221,433,793.20, 332,150,689.80 and 68,059,920.60 is: 102,089,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,433,793.20 : 332,150,689.80 = 68,059,920.60 : x
  2. Step 2: Convert to fraction form
    221,433,793.20/332,150,689.80 = 68,059,920.60/x
  3. Step 3: Cross multiply
    221,433,793.20x = 332,150,689.80 × 68,059,920.60
  4. Step 4: Simplify right side
    221,433,793.20x = 22,606,149,575,023,228
  5. Step 5: Solve for x
    x = 22,606,149,575,023,228/221,433,793.20
  6. Step 6: Final answer
    x = 102,089,880.90

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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.