Home / 198,651,573.88-274,136,996.33-109,341,608.57

Finding the Fourth Proportional to 198,651,573.88, 274,136,996.33 and 109,341,608.57

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Solution

The fourth proportional to 198,651,573.88, 274,136,996.33 and 109,341,608.57 is: 150,890,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,651,573.88 : 274,136,996.33 = 109,341,608.57 : x
  2. Step 2: Convert to fraction form
    198,651,573.88/274,136,996.33 = 109,341,608.57/x
  3. Step 3: Cross multiply
    198,651,573.88x = 274,136,996.33 × 109,341,608.57
  4. Step 4: Simplify right side
    198,651,573.88x = 29,974,580,147,270,384
  5. Step 5: Solve for x
    x = 29,974,580,147,270,384/198,651,573.88
  6. Step 6: Final answer
    x = 150,890,222.33

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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.