Home / 230,268,434.80-317,769,922.92-131,149,175.44

Finding the Fourth Proportional to 230,268,434.80, 317,769,922.92 and 131,149,175.44

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Solution

The fourth proportional to 230,268,434.80, 317,769,922.92 and 131,149,175.44 is: 180,985,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,268,434.80 : 317,769,922.92 = 131,149,175.44 : x
  2. Step 2: Convert to fraction form
    230,268,434.80/317,769,922.92 = 131,149,175.44/x
  3. Step 3: Cross multiply
    230,268,434.80x = 317,769,922.92 × 131,149,175.44
  4. Step 4: Simplify right side
    230,268,434.80x = 41,675,263,370,590,360
  5. Step 5: Solve for x
    x = 41,675,263,370,590,360/230,268,434.80
  6. Step 6: Final answer
    x = 180,985,567.59

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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.