Home / 43,979,517.60-65,969,276.40-28,674,016.80

Finding the Fourth Proportional to 43,979,517.60, 65,969,276.40 and 28,674,016.80

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Solution

The fourth proportional to 43,979,517.60, 65,969,276.40 and 28,674,016.80 is: 43,011,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,979,517.60 : 65,969,276.40 = 28,674,016.80 : x
  2. Step 2: Convert to fraction form
    43,979,517.60/65,969,276.40 = 28,674,016.80/x
  3. Step 3: Cross multiply
    43,979,517.60x = 65,969,276.40 × 28,674,016.80
  4. Step 4: Simplify right side
    43,979,517.60x = 1,891,604,139,777,443.50
  5. Step 5: Solve for x
    x = 1,891,604,139,777,443.50/43,979,517.60
  6. Step 6: Final answer
    x = 43,011,025.20

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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.