Home / 231,204,575.40-347,102,816.07-198,623,588.46

Finding the Fourth Proportional to 231,204,575.40, 347,102,816.07 and 198,623,588.46

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Solution

The fourth proportional to 231,204,575.40, 347,102,816.07 and 198,623,588.46 is: 298,189,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,204,575.40 : 347,102,816.07 = 198,623,588.46 : x
  2. Step 2: Convert to fraction form
    231,204,575.40/347,102,816.07 = 198,623,588.46/x
  3. Step 3: Cross multiply
    231,204,575.40x = 347,102,816.07 × 198,623,588.46
  4. Step 4: Simplify right side
    231,204,575.40x = 68,942,806,892,394,760
  5. Step 5: Solve for x
    x = 68,942,806,892,394,760/231,204,575.40
  6. Step 6: Final answer
    x = 298,189,630.43

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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.