Home / 444,897,979.20-667,346,968.80-263,051,553.60

Finding the Fourth Proportional to 444,897,979.20, 667,346,968.80 and 263,051,553.60

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Solution

The fourth proportional to 444,897,979.20, 667,346,968.80 and 263,051,553.60 is: 394,577,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,897,979.20 : 667,346,968.80 = 263,051,553.60 : x
  2. Step 2: Convert to fraction form
    444,897,979.20/667,346,968.80 = 263,051,553.60/x
  3. Step 3: Cross multiply
    444,897,979.20x = 667,346,968.80 × 263,051,553.60
  4. Step 4: Simplify right side
    444,897,979.20x = 175,546,656,933,090,720
  5. Step 5: Solve for x
    x = 175,546,656,933,090,720/444,897,979.20
  6. Step 6: Final answer
    x = 394,577,330.40

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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.