Home / 269,895,205.80-372,177,012.42-230,866,190.76

Finding the Fourth Proportional to 269,895,205.80, 372,177,012.42 and 230,866,190.76

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Solution

The fourth proportional to 269,895,205.80, 372,177,012.42 and 230,866,190.76 is: 318,357,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,895,205.80 : 372,177,012.42 = 230,866,190.76 : x
  2. Step 2: Convert to fraction form
    269,895,205.80/372,177,012.42 = 230,866,190.76/x
  3. Step 3: Cross multiply
    269,895,205.80x = 372,177,012.42 × 230,866,190.76
  4. Step 4: Simplify right side
    269,895,205.80x = 85,923,089,145,842,608
  5. Step 5: Solve for x
    x = 85,923,089,145,842,608/269,895,205.80
  6. Step 6: Final answer
    x = 318,357,226.43

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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.