Home / 199,098,452.40-298,647,678.60-165,086,228.40

Finding the Fourth Proportional to 199,098,452.40, 298,647,678.60 and 165,086,228.40

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Solution

The fourth proportional to 199,098,452.40, 298,647,678.60 and 165,086,228.40 is: 247,629,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,098,452.40 : 298,647,678.60 = 165,086,228.40 : x
  2. Step 2: Convert to fraction form
    199,098,452.40/298,647,678.60 = 165,086,228.40/x
  3. Step 3: Cross multiply
    199,098,452.40x = 298,647,678.60 × 165,086,228.40
  4. Step 4: Simplify right side
    199,098,452.40x = 49,302,618,880,489,400
  5. Step 5: Solve for x
    x = 49,302,618,880,489,400/199,098,452.40
  6. Step 6: Final answer
    x = 247,629,342.60

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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.