Home / 442,873,537.60-664,310,306.40-197,229,697.60

Finding the Fourth Proportional to 442,873,537.60, 664,310,306.40 and 197,229,697.60

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Solution

The fourth proportional to 442,873,537.60, 664,310,306.40 and 197,229,697.60 is: 295,844,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,873,537.60 : 664,310,306.40 = 197,229,697.60 : x
  2. Step 2: Convert to fraction form
    442,873,537.60/664,310,306.40 = 197,229,697.60/x
  3. Step 3: Cross multiply
    442,873,537.60x = 664,310,306.40 × 197,229,697.60
  4. Step 4: Simplify right side
    442,873,537.60x = 131,021,720,843,835,328
  5. Step 5: Solve for x
    x = 131,021,720,843,835,328/442,873,537.60
  6. Step 6: Final answer
    x = 295,844,546.40

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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.