Home / 135,836,998.80-203,755,498.20-126,271,060.80

Finding the Fourth Proportional to 135,836,998.80, 203,755,498.20 and 126,271,060.80

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Solution

The fourth proportional to 135,836,998.80, 203,755,498.20 and 126,271,060.80 is: 189,406,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,836,998.80 : 203,755,498.20 = 126,271,060.80 : x
  2. Step 2: Convert to fraction form
    135,836,998.80/203,755,498.20 = 126,271,060.80/x
  3. Step 3: Cross multiply
    135,836,998.80x = 203,755,498.20 × 126,271,060.80
  4. Step 4: Simplify right side
    135,836,998.80x = 25,728,422,901,546,488
  5. Step 5: Solve for x
    x = 25,728,422,901,546,488/135,836,998.80
  6. Step 6: Final answer
    x = 189,406,591.20

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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.