Home / 89,776,811.54-134,715,667.14-48,839,115.80

Finding the Fourth Proportional to 89,776,811.54, 134,715,667.14 and 48,839,115.80

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Solution

The fourth proportional to 89,776,811.54, 134,715,667.14 and 48,839,115.80 is: 73,286,118.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,776,811.54 : 134,715,667.14 = 48,839,115.80 : x
  2. Step 2: Convert to fraction form
    89,776,811.54/134,715,667.14 = 48,839,115.80/x
  3. Step 3: Cross multiply
    89,776,811.54x = 134,715,667.14 × 48,839,115.80
  4. Step 4: Simplify right side
    89,776,811.54x = 6,579,394,067,524,714
  5. Step 5: Solve for x
    x = 6,579,394,067,524,714/89,776,811.54
  6. Step 6: Final answer
    x = 73,286,118.71

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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.