Home / 89,644,431.38-134,364,645.86-54,552,148.25

Finding the Fourth Proportional to 89,644,431.38, 134,364,645.86 and 54,552,148.25

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Solution

The fourth proportional to 89,644,431.38, 134,364,645.86 and 54,552,148.25 is: 81,766,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,644,431.38 : 134,364,645.86 = 54,552,148.25 : x
  2. Step 2: Convert to fraction form
    89,644,431.38/134,364,645.86 = 54,552,148.25/x
  3. Step 3: Cross multiply
    89,644,431.38x = 134,364,645.86 × 54,552,148.25
  4. Step 4: Simplify right side
    89,644,431.38x = 7,329,880,079,568,884
  5. Step 5: Solve for x
    x = 7,329,880,079,568,884/89,644,431.38
  6. Step 6: Final answer
    x = 81,766,150.64

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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.