Home / 80,121,932.42-110,568,266.75-43,452,503.42

Finding the Fourth Proportional to 80,121,932.42, 110,568,266.75 and 43,452,503.42

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Solution

The fourth proportional to 80,121,932.42, 110,568,266.75 and 43,452,503.42 is: 59,964,454.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,121,932.42 : 110,568,266.75 = 43,452,503.42 : x
  2. Step 2: Convert to fraction form
    80,121,932.42/110,568,266.75 = 43,452,503.42/x
  3. Step 3: Cross multiply
    80,121,932.42x = 110,568,266.75 × 43,452,503.42
  4. Step 4: Simplify right side
    80,121,932.42x = 4,804,467,989,157,006
  5. Step 5: Solve for x
    x = 4,804,467,989,157,006/80,121,932.42
  6. Step 6: Final answer
    x = 59,964,454.72

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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.