Home / 132,217,321.20-198,325,981.80-41,350,095.60

Finding the Fourth Proportional to 132,217,321.20, 198,325,981.80 and 41,350,095.60

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Solution

The fourth proportional to 132,217,321.20, 198,325,981.80 and 41,350,095.60 is: 62,025,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,217,321.20 : 198,325,981.80 = 41,350,095.60 : x
  2. Step 2: Convert to fraction form
    132,217,321.20/198,325,981.80 = 41,350,095.60/x
  3. Step 3: Cross multiply
    132,217,321.20x = 198,325,981.80 × 41,350,095.60
  4. Step 4: Simplify right side
    132,217,321.20x = 8,200,798,307,393,861
  5. Step 5: Solve for x
    x = 8,200,798,307,393,861/132,217,321.20
  6. Step 6: Final answer
    x = 62,025,143.40

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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.