Home / 149,645,528.20-224,542,941.90-84,998,974.60

Finding the Fourth Proportional to 149,645,528.20, 224,542,941.90 and 84,998,974.60

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Solution

The fourth proportional to 149,645,528.20, 224,542,941.90 and 84,998,974.60 is: 127,540,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,645,528.20 : 224,542,941.90 = 84,998,974.60 : x
  2. Step 2: Convert to fraction form
    149,645,528.20/224,542,941.90 = 84,998,974.60/x
  3. Step 3: Cross multiply
    149,645,528.20x = 224,542,941.90 × 84,998,974.60
  4. Step 4: Simplify right side
    149,645,528.20x = 19,085,919,815,167,376
  5. Step 5: Solve for x
    x = 19,085,919,815,167,376/149,645,528.20
  6. Step 6: Final answer
    x = 127,540,863.03

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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.