Home / 80,051,697.38-110,471,436.88-43,382,268.38

Finding the Fourth Proportional to 80,051,697.38, 110,471,436.88 and 43,382,268.38

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Solution

The fourth proportional to 80,051,697.38, 110,471,436.88 and 43,382,268.38 is: 59,867,581.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051,697.38 : 110,471,436.88 = 43,382,268.38 : x
  2. Step 2: Convert to fraction form
    80,051,697.38/110,471,436.88 = 43,382,268.38/x
  3. Step 3: Cross multiply
    80,051,697.38x = 110,471,436.88 × 43,382,268.38
  4. Step 4: Simplify right side
    80,051,697.38x = 4,792,501,523,220,113
  5. Step 5: Solve for x
    x = 4,792,501,523,220,113/80,051,697.38
  6. Step 6: Final answer
    x = 59,867,581.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.