Home / 169,344,240.90-254,023,249.55-80,667,225.07

Finding the Fourth Proportional to 169,344,240.90, 254,023,249.55 and 80,667,225.07

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Solution

The fourth proportional to 169,344,240.90, 254,023,249.55 and 80,667,225.07 is: 121,004,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,344,240.90 : 254,023,249.55 = 80,667,225.07 : x
  2. Step 2: Convert to fraction form
    169,344,240.90/254,023,249.55 = 80,667,225.07/x
  3. Step 3: Cross multiply
    169,344,240.90x = 254,023,249.55 × 80,667,225.07
  4. Step 4: Simplify right side
    169,344,240.90x = 20,491,350,643,537,164
  5. Step 5: Solve for x
    x = 20,491,350,643,537,164/169,344,240.90
  6. Step 6: Final answer
    x = 121,004,118.80

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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.