Home / 215,019,785.46-296,750,071.44-131,436,841.44

Finding the Fourth Proportional to 215,019,785.46, 296,750,071.44 and 131,436,841.44

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Solution

The fourth proportional to 215,019,785.46, 296,750,071.44 and 131,436,841.44 is: 181,396,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,019,785.46 : 296,750,071.44 = 131,436,841.44 : x
  2. Step 2: Convert to fraction form
    215,019,785.46/296,750,071.44 = 131,436,841.44/x
  3. Step 3: Cross multiply
    215,019,785.46x = 296,750,071.44 × 131,436,841.44
  4. Step 4: Simplify right side
    215,019,785.46x = 39,003,892,087,167,952
  5. Step 5: Solve for x
    x = 39,003,892,087,167,952/215,019,785.46
  6. Step 6: Final answer
    x = 181,396,758.46

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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.