Home / 134,132,286.23-200,993,074.53-90,250,507.38

Finding the Fourth Proportional to 134,132,286.23, 200,993,074.53 and 90,250,507.38

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Solution

The fourth proportional to 134,132,286.23, 200,993,074.53 and 90,250,507.38 is: 135,237,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,132,286.23 : 200,993,074.53 = 90,250,507.38 : x
  2. Step 2: Convert to fraction form
    134,132,286.23/200,993,074.53 = 90,250,507.38/x
  3. Step 3: Cross multiply
    134,132,286.23x = 200,993,074.53 × 90,250,507.38
  4. Step 4: Simplify right side
    134,132,286.23x = 18,139,726,956,198,656
  5. Step 5: Solve for x
    x = 18,139,726,956,198,656/134,132,286.23
  6. Step 6: Final answer
    x = 135,237,588.70

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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.