Home / 80,051,738.40-110,471,493.54-43,382,309.40

Finding the Fourth Proportional to 80,051,738.40, 110,471,493.54 and 43,382,309.40

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Solution

The fourth proportional to 80,051,738.40, 110,471,493.54 and 43,382,309.40 is: 59,867,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051,738.40 : 110,471,493.54 = 43,382,309.40 : x
  2. Step 2: Convert to fraction form
    80,051,738.40/110,471,493.54 = 43,382,309.40/x
  3. Step 3: Cross multiply
    80,051,738.40x = 110,471,493.54 × 43,382,309.40
  4. Step 4: Simplify right side
    80,051,738.40x = 4,792,508,512,632,381
  5. Step 5: Solve for x
    x = 4,792,508,512,632,381/80,051,738.40
  6. Step 6: Final answer
    x = 59,867,638.21

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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.