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Finding the Fourth Proportional to 663,597,412.92, 995,396,615.16 and 226,901,393.64

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Solution

The fourth proportional to 663,597,412.92, 995,396,615.16 and 226,901,393.64 is: 340,352,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,597,412.92 : 995,396,615.16 = 226,901,393.64 : x
  2. Step 2: Convert to fraction form
    663,597,412.92/995,396,615.16 = 226,901,393.64/x
  3. Step 3: Cross multiply
    663,597,412.92x = 995,396,615.16 × 226,901,393.64
  4. Step 4: Simplify right side
    663,597,412.92x = 225,856,879,204,342,720
  5. Step 5: Solve for x
    x = 225,856,879,204,342,720/663,597,412.92
  6. Step 6: Final answer
    x = 340,352,259.98

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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.