Home / 80,851,008.60-121,276,512.90-32,336,350.20

Finding the Fourth Proportional to 80,851,008.60, 121,276,512.90 and 32,336,350.20

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Solution

The fourth proportional to 80,851,008.60, 121,276,512.90 and 32,336,350.20 is: 48,504,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,008.60 : 121,276,512.90 = 32,336,350.20 : x
  2. Step 2: Convert to fraction form
    80,851,008.60/121,276,512.90 = 32,336,350.20/x
  3. Step 3: Cross multiply
    80,851,008.60x = 121,276,512.90 × 32,336,350.20
  4. Step 4: Simplify right side
    80,851,008.60x = 3,921,639,792,169,217.50
  5. Step 5: Solve for x
    x = 3,921,639,792,169,217.50/80,851,008.60
  6. Step 6: Final answer
    x = 48,504,525.30

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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.