Home / 80,350,893.44-110,879,524.32-43,681,143.68

Finding the Fourth Proportional to 80,350,893.44, 110,879,524.32 and 43,681,143.68

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Solution

The fourth proportional to 80,350,893.44, 110,879,524.32 and 43,681,143.68 is: 60,277,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,350,893.44 : 110,879,524.32 = 43,681,143.68 : x
  2. Step 2: Convert to fraction form
    80,350,893.44/110,879,524.32 = 43,681,143.68/x
  3. Step 3: Cross multiply
    80,350,893.44x = 110,879,524.32 × 43,681,143.68
  4. Step 4: Simplify right side
    80,350,893.44x = 4,843,344,432,991,974
  5. Step 5: Solve for x
    x = 4,843,344,432,991,974/80,350,893.44
  6. Step 6: Final answer
    x = 60,277,418.53

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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.