Home / 135,603,891.27-187,173,195.71-88,568,155.37

Finding the Fourth Proportional to 135,603,891.27, 187,173,195.71 and 88,568,155.37

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Solution

The fourth proportional to 135,603,891.27, 187,173,195.71 and 88,568,155.37 is: 122,250,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,603,891.27 : 187,173,195.71 = 88,568,155.37 : x
  2. Step 2: Convert to fraction form
    135,603,891.27/187,173,195.71 = 88,568,155.37/x
  3. Step 3: Cross multiply
    135,603,891.27x = 187,173,195.71 × 88,568,155.37
  4. Step 4: Simplify right side
    135,603,891.27x = 16,577,584,678,742,700
  5. Step 5: Solve for x
    x = 16,577,584,678,742,700/135,603,891.27
  6. Step 6: Final answer
    x = 122,250,066.16

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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.