Home / 135,395,550.90-186,840,620.16-73,514,473.38

Finding the Fourth Proportional to 135,395,550.90, 186,840,620.16 and 73,514,473.38

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Solution

The fourth proportional to 135,395,550.90, 186,840,620.16 and 73,514,473.38 is: 101,447,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,395,550.90 : 186,840,620.16 = 73,514,473.38 : x
  2. Step 2: Convert to fraction form
    135,395,550.90/186,840,620.16 = 73,514,473.38/x
  3. Step 3: Cross multiply
    135,395,550.90x = 186,840,620.16 × 73,514,473.38
  4. Step 4: Simplify right side
    135,395,550.90x = 13,735,489,797,055,010
  5. Step 5: Solve for x
    x = 13,735,489,797,055,010/135,395,550.90
  6. Step 6: Final answer
    x = 101,447,128.11

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1.5x scale

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.