Home / 88,592,002.40-132,888,003.60-80,655,816.80

Finding the Fourth Proportional to 88,592,002.40, 132,888,003.60 and 80,655,816.80

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Solution

The fourth proportional to 88,592,002.40, 132,888,003.60 and 80,655,816.80 is: 120,983,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,592,002.40 : 132,888,003.60 = 80,655,816.80 : x
  2. Step 2: Convert to fraction form
    88,592,002.40/132,888,003.60 = 80,655,816.80/x
  3. Step 3: Cross multiply
    88,592,002.40x = 132,888,003.60 × 80,655,816.80
  4. Step 4: Simplify right side
    88,592,002.40x = 10,718,190,473,279,340
  5. Step 5: Solve for x
    x = 10,718,190,473,279,340/88,592,002.40
  6. Step 6: Final answer
    x = 120,983,725.20

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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.