Home / 199,098,449.40-298,647,674.10-165,086,225.40

Finding the Fourth Proportional to 199,098,449.40, 298,647,674.10 and 165,086,225.40

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Solution

The fourth proportional to 199,098,449.40, 298,647,674.10 and 165,086,225.40 is: 247,629,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,098,449.40 : 298,647,674.10 = 165,086,225.40 : x
  2. Step 2: Convert to fraction form
    199,098,449.40/298,647,674.10 = 165,086,225.40/x
  3. Step 3: Cross multiply
    199,098,449.40x = 298,647,674.10 × 165,086,225.40
  4. Step 4: Simplify right side
    199,098,449.40x = 49,302,617,241,658,344
  5. Step 5: Solve for x
    x = 49,302,617,241,658,344/199,098,449.40
  6. Step 6: Final answer
    x = 247,629,338.10

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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.