Home / 230,744,667.40-318,376,736.80-136,612,074.02

Finding the Fourth Proportional to 230,744,667.40, 318,376,736.80 and 136,612,074.02

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Solution

The fourth proportional to 230,744,667.40, 318,376,736.80 and 136,612,074.02 is: 188,494,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,744,667.40 : 318,376,736.80 = 136,612,074.02 : x
  2. Step 2: Convert to fraction form
    230,744,667.40/318,376,736.80 = 136,612,074.02/x
  3. Step 3: Cross multiply
    230,744,667.40x = 318,376,736.80 × 136,612,074.02
  4. Step 4: Simplify right side
    230,744,667.40x = 43,494,106,332,034,240
  5. Step 5: Solve for x
    x = 43,494,106,332,034,240/230,744,667.40
  6. Step 6: Final answer
    x = 188,494,524.37

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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.