Home / 113,103,688.40-169,543,558.20-55,548,846.80

Finding the Fourth Proportional to 113,103,688.40, 169,543,558.20 and 55,548,846.80

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Solution

The fourth proportional to 113,103,688.40, 169,543,558.20 and 55,548,846.80 is: 83,268,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,103,688.40 : 169,543,558.20 = 55,548,846.80 : x
  2. Step 2: Convert to fraction form
    113,103,688.40/169,543,558.20 = 55,548,846.80/x
  3. Step 3: Cross multiply
    113,103,688.40x = 169,543,558.20 × 55,548,846.80
  4. Step 4: Simplify right side
    113,103,688.40x = 9,417,949,140,378,682
  5. Step 5: Solve for x
    x = 9,417,949,140,378,682/113,103,688.40
  6. Step 6: Final answer
    x = 83,268,275.98

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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.