Home / 113,103,661.40-169,543,517.70-55,548,819.80

Finding the Fourth Proportional to 113,103,661.40, 169,543,517.70 and 55,548,819.80

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Solution

The fourth proportional to 113,103,661.40, 169,543,517.70 and 55,548,819.80 is: 83,268,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,103,661.40 : 169,543,517.70 = 55,548,819.80 : x
  2. Step 2: Convert to fraction form
    113,103,661.40/169,543,517.70 = 55,548,819.80/x
  3. Step 3: Cross multiply
    113,103,661.40x = 169,543,517.70 × 55,548,819.80
  4. Step 4: Simplify right side
    113,103,661.40x = 9,417,942,312,975,410
  5. Step 5: Solve for x
    x = 9,417,942,312,975,410/113,103,661.40
  6. Step 6: Final answer
    x = 83,268,235.50

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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.