Home / 88,592,003.40-132,888,005.10-80,655,817.80

Finding the Fourth Proportional to 88,592,003.40, 132,888,005.10 and 80,655,817.80

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Solution

The fourth proportional to 88,592,003.40, 132,888,005.10 and 80,655,817.80 is: 120,983,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,592,003.40 : 132,888,005.10 = 80,655,817.80 : x
  2. Step 2: Convert to fraction form
    88,592,003.40/132,888,005.10 = 80,655,817.80/x
  3. Step 3: Cross multiply
    88,592,003.40x = 132,888,005.10 × 80,655,817.80
  4. Step 4: Simplify right side
    88,592,003.40x = 10,718,190,727,151,070
  5. Step 5: Solve for x
    x = 10,718,190,727,151,070/88,592,003.40
  6. Step 6: Final answer
    x = 120,983,726.70

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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.