Home / 218,051,137.35-327,222,157.86-113,103,203.85

Finding the Fourth Proportional to 218,051,137.35, 327,222,157.86 and 113,103,203.85

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Solution

The fourth proportional to 218,051,137.35, 327,222,157.86 and 113,103,203.85 is: 169,730,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,051,137.35 : 327,222,157.86 = 113,103,203.85 : x
  2. Step 2: Convert to fraction form
    218,051,137.35/327,222,157.86 = 113,103,203.85/x
  3. Step 3: Cross multiply
    218,051,137.35x = 327,222,157.86 × 113,103,203.85
  4. Step 4: Simplify right side
    218,051,137.35x = 37,009,874,424,676,456
  5. Step 5: Solve for x
    x = 37,009,874,424,676,456/218,051,137.35
  6. Step 6: Final answer
    x = 169,730,251.69

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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.