Home / 204,632,380.80-306,687,297.60-83,326,780.80

Finding the Fourth Proportional to 204,632,380.80, 306,687,297.60 and 83,326,780.80

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Solution

The fourth proportional to 204,632,380.80, 306,687,297.60 and 83,326,780.80 is: 124,883,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,632,380.80 : 306,687,297.60 = 83,326,780.80 : x
  2. Step 2: Convert to fraction form
    204,632,380.80/306,687,297.60 = 83,326,780.80/x
  3. Step 3: Cross multiply
    204,632,380.80x = 306,687,297.60 × 83,326,780.80
  4. Step 4: Simplify right side
    204,632,380.80x = 25,555,265,221,259,568
  5. Step 5: Solve for x
    x = 25,555,265,221,259,568/204,632,380.80
  6. Step 6: Final answer
    x = 124,883,779.98

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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.