Home / 231,846,608.40-347,769,912.60-141,147,344.40

Finding the Fourth Proportional to 231,846,608.40, 347,769,912.60 and 141,147,344.40

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Solution

The fourth proportional to 231,846,608.40, 347,769,912.60 and 141,147,344.40 is: 211,721,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,846,608.40 : 347,769,912.60 = 141,147,344.40 : x
  2. Step 2: Convert to fraction form
    231,846,608.40/347,769,912.60 = 141,147,344.40/x
  3. Step 3: Cross multiply
    231,846,608.40x = 347,769,912.60 × 141,147,344.40
  4. Step 4: Simplify right side
    231,846,608.40x = 49,086,799,625,710,104
  5. Step 5: Solve for x
    x = 49,086,799,625,710,104/231,846,608.40
  6. Step 6: Final answer
    x = 211,721,016.60

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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.