Home / 294,382,479.20-406,250,508.16-162,228,217.44

Finding the Fourth Proportional to 294,382,479.20, 406,250,508.16 and 162,228,217.44

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Solution

The fourth proportional to 294,382,479.20, 406,250,508.16 and 162,228,217.44 is: 223,876,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,382,479.20 : 406,250,508.16 = 162,228,217.44 : x
  2. Step 2: Convert to fraction form
    294,382,479.20/406,250,508.16 = 162,228,217.44/x
  3. Step 3: Cross multiply
    294,382,479.20x = 406,250,508.16 × 162,228,217.44
  4. Step 4: Simplify right side
    294,382,479.20x = 65,905,295,772,890,976
  5. Step 5: Solve for x
    x = 65,905,295,772,890,976/294,382,479.20
  6. Step 6: Final answer
    x = 223,876,420.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.