Home / 145,815,324.40-218,722,986.60-134,729,858.80

Finding the Fourth Proportional to 145,815,324.40, 218,722,986.60 and 134,729,858.80

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Solution

The fourth proportional to 145,815,324.40, 218,722,986.60 and 134,729,858.80 is: 202,094,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,815,324.40 : 218,722,986.60 = 134,729,858.80 : x
  2. Step 2: Convert to fraction form
    145,815,324.40/218,722,986.60 = 134,729,858.80/x
  3. Step 3: Cross multiply
    145,815,324.40x = 218,722,986.60 × 134,729,858.80
  4. Step 4: Simplify right side
    145,815,324.40x = 29,468,517,100,932,292
  5. Step 5: Solve for x
    x = 29,468,517,100,932,292/145,815,324.40
  6. Step 6: Final answer
    x = 202,094,788.20

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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.