Home / 134,489,348.20-201,734,022.30-80,069,789.80

Finding the Fourth Proportional to 134,489,348.20, 201,734,022.30 and 80,069,789.80

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Solution

The fourth proportional to 134,489,348.20, 201,734,022.30 and 80,069,789.80 is: 120,104,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,489,348.20 : 201,734,022.30 = 80,069,789.80 : x
  2. Step 2: Convert to fraction form
    134,489,348.20/201,734,022.30 = 80,069,789.80/x
  3. Step 3: Cross multiply
    134,489,348.20x = 201,734,022.30 × 80,069,789.80
  4. Step 4: Simplify right side
    134,489,348.20x = 16,152,800,761,069,512
  5. Step 5: Solve for x
    x = 16,152,800,761,069,512/134,489,348.20
  6. Step 6: Final answer
    x = 120,104,684.70

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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.