Home / 135,603,890.27-187,173,194.33-88,568,154.37

Finding the Fourth Proportional to 135,603,890.27, 187,173,194.33 and 88,568,154.37

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Solution

The fourth proportional to 135,603,890.27, 187,173,194.33 and 88,568,154.37 is: 122,250,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,603,890.27 : 187,173,194.33 = 88,568,154.37 : x
  2. Step 2: Convert to fraction form
    135,603,890.27/187,173,194.33 = 88,568,154.37/x
  3. Step 3: Cross multiply
    135,603,890.27x = 187,173,194.33 × 88,568,154.37
  4. Step 4: Simplify right side
    135,603,890.27x = 16,577,584,369,303,084
  5. Step 5: Solve for x
    x = 16,577,584,369,303,084/135,603,890.27
  6. Step 6: Final answer
    x = 122,250,064.78

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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.