Home / 88,567,991.20-132,851,986.80-40,792,247.20

Finding the Fourth Proportional to 88,567,991.20, 132,851,986.80 and 40,792,247.20

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Solution

The fourth proportional to 88,567,991.20, 132,851,986.80 and 40,792,247.20 is: 61,188,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,567,991.20 : 132,851,986.80 = 40,792,247.20 : x
  2. Step 2: Convert to fraction form
    88,567,991.20/132,851,986.80 = 40,792,247.20/x
  3. Step 3: Cross multiply
    88,567,991.20x = 132,851,986.80 × 40,792,247.20
  4. Step 4: Simplify right side
    88,567,991.20x = 5,419,331,086,556,737
  5. Step 5: Solve for x
    x = 5,419,331,086,556,737/88,567,991.20
  6. Step 6: Final answer
    x = 61,188,370.80

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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.