Home / 80,880,031.60-121,335,793.80-23,374,178.80

Finding the Fourth Proportional to 80,880,031.60, 121,335,793.80 and 23,374,178.80

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Solution

The fourth proportional to 80,880,031.60, 121,335,793.80 and 23,374,178.80 is: 35,065,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,880,031.60 : 121,335,793.80 = 23,374,178.80 : x
  2. Step 2: Convert to fraction form
    80,880,031.60/121,335,793.80 = 23,374,178.80/x
  3. Step 3: Cross multiply
    80,880,031.60x = 121,335,793.80 × 23,374,178.80
  4. Step 4: Simplify right side
    80,880,031.60x = 2,836,124,539,121,131.50
  5. Step 5: Solve for x
    x = 2,836,124,539,121,131.50/80,880,031.60
  6. Step 6: Final answer
    x = 35,065,818.88

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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.