Home / 113,103,676.40-169,543,540.20-55,548,834.80

Finding the Fourth Proportional to 113,103,676.40, 169,543,540.20 and 55,548,834.80

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Solution

The fourth proportional to 113,103,676.40, 169,543,540.20 and 55,548,834.80 is: 83,268,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,103,676.40 : 169,543,540.20 = 55,548,834.80 : x
  2. Step 2: Convert to fraction form
    113,103,676.40/169,543,540.20 = 55,548,834.80/x
  3. Step 3: Cross multiply
    113,103,676.40x = 169,543,540.20 × 55,548,834.80
  4. Step 4: Simplify right side
    113,103,676.40x = 9,417,946,105,976,958
  5. Step 5: Solve for x
    x = 9,417,946,105,976,958/113,103,676.40
  6. Step 6: Final answer
    x = 83,268,257.99

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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.