Home / 281,667,685.19-422,203,334.26-94,743,682.72

Finding the Fourth Proportional to 281,667,685.19, 422,203,334.26 and 94,743,682.72

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Solution

The fourth proportional to 281,667,685.19, 422,203,334.26 and 94,743,682.72 is: 142,015,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,667,685.19 : 422,203,334.26 = 94,743,682.72 : x
  2. Step 2: Convert to fraction form
    281,667,685.19/422,203,334.26 = 94,743,682.72/x
  3. Step 3: Cross multiply
    281,667,685.19x = 422,203,334.26 × 94,743,682.72
  4. Step 4: Simplify right side
    281,667,685.19x = 40,001,098,743,163,176
  5. Step 5: Solve for x
    x = 40,001,098,743,163,176/281,667,685.19
  6. Step 6: Final answer
    x = 142,015,221.65

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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.