Home / 175,512,592.80-263,268,889.20-89,419,150.80

Finding the Fourth Proportional to 175,512,592.80, 263,268,889.20 and 89,419,150.80

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Solution

The fourth proportional to 175,512,592.80, 263,268,889.20 and 89,419,150.80 is: 134,128,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,512,592.80 : 263,268,889.20 = 89,419,150.80 : x
  2. Step 2: Convert to fraction form
    175,512,592.80/263,268,889.20 = 89,419,150.80/x
  3. Step 3: Cross multiply
    175,512,592.80x = 263,268,889.20 × 89,419,150.80
  4. Step 4: Simplify right side
    175,512,592.80x = 23,541,280,504,323,288
  5. Step 5: Solve for x
    x = 23,541,280,504,323,288/175,512,592.80
  6. Step 6: Final answer
    x = 134,128,726.20

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1.5x scale

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.