Home / 135,149,092.68-186,659,712.36-91,613,445.96

Finding the Fourth Proportional to 135,149,092.68, 186,659,712.36 and 91,613,445.96

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Solution

The fourth proportional to 135,149,092.68, 186,659,712.36 and 91,613,445.96 is: 126,530,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,149,092.68 : 186,659,712.36 = 91,613,445.96 : x
  2. Step 2: Convert to fraction form
    135,149,092.68/186,659,712.36 = 91,613,445.96/x
  3. Step 3: Cross multiply
    135,149,092.68x = 186,659,712.36 × 91,613,445.96
  4. Step 4: Simplify right side
    135,149,092.68x = 17,100,539,471,202,004
  5. Step 5: Solve for x
    x = 17,100,539,471,202,004/135,149,092.68
  6. Step 6: Final answer
    x = 126,530,923.24

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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.