Home / 146,431,067.85-202,074,319.27-80,352,671.92

Finding the Fourth Proportional to 146,431,067.85, 202,074,319.27 and 80,352,671.92

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Solution

The fourth proportional to 146,431,067.85, 202,074,319.27 and 80,352,671.92 is: 110,886,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,067.85 : 202,074,319.27 = 80,352,671.92 : x
  2. Step 2: Convert to fraction form
    146,431,067.85/202,074,319.27 = 80,352,671.92/x
  3. Step 3: Cross multiply
    146,431,067.85x = 202,074,319.27 × 80,352,671.92
  4. Step 4: Simplify right side
    146,431,067.85x = 16,237,211,479,053,578
  5. Step 5: Solve for x
    x = 16,237,211,479,053,578/146,431,067.85
  6. Step 6: Final answer
    x = 110,886,383.04

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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.