Home / 248,436,268.80-372,654,403.20-66,701,817.60

Finding the Fourth Proportional to 248,436,268.80, 372,654,403.20 and 66,701,817.60

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Solution

The fourth proportional to 248,436,268.80, 372,654,403.20 and 66,701,817.60 is: 100,052,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,436,268.80 : 372,654,403.20 = 66,701,817.60 : x
  2. Step 2: Convert to fraction form
    248,436,268.80/372,654,403.20 = 66,701,817.60/x
  3. Step 3: Cross multiply
    248,436,268.80x = 372,654,403.20 × 66,701,817.60
  4. Step 4: Simplify right side
    248,436,268.80x = 24,856,726,030,083,256
  5. Step 5: Solve for x
    x = 24,856,726,030,083,256/248,436,268.80
  6. Step 6: Final answer
    x = 100,052,726.40

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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.