Home / 285,567,067.67-428,388,733.26-113,003,524.86

Finding the Fourth Proportional to 285,567,067.67, 428,388,733.26 and 113,003,524.86

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Solution

The fourth proportional to 285,567,067.67, 428,388,733.26 and 113,003,524.86 is: 169,520,376.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,567,067.67 : 428,388,733.26 = 113,003,524.86 : x
  2. Step 2: Convert to fraction form
    285,567,067.67/428,388,733.26 = 113,003,524.86/x
  3. Step 3: Cross multiply
    285,567,067.67x = 428,388,733.26 × 113,003,524.86
  4. Step 4: Simplify right side
    285,567,067.67x = 48,409,436,867,083,864
  5. Step 5: Solve for x
    x = 48,409,436,867,083,864/285,567,067.67
  6. Step 6: Final answer
    x = 169,520,376.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.