Home / 240,309,238.41-331,633,269.87-135,902,922.75

Finding the Fourth Proportional to 240,309,238.41, 331,633,269.87 and 135,902,922.75

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Solution

The fourth proportional to 240,309,238.41, 331,633,269.87 and 135,902,922.75 is: 187,549,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,309,238.41 : 331,633,269.87 = 135,902,922.75 : x
  2. Step 2: Convert to fraction form
    240,309,238.41/331,633,269.87 = 135,902,922.75/x
  3. Step 3: Cross multiply
    240,309,238.41x = 331,633,269.87 × 135,902,922.75
  4. Step 4: Simplify right side
    240,309,238.41x = 45,069,930,656,472,512
  5. Step 5: Solve for x
    x = 45,069,930,656,472,512/240,309,238.41
  6. Step 6: Final answer
    x = 187,549,721.16

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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.