Home / 422,609,646.32-633,957,952.50-146,260,375.52

Finding the Fourth Proportional to 422,609,646.32, 633,957,952.50 and 146,260,375.52

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Solution

The fourth proportional to 422,609,646.32, 633,957,952.50 and 146,260,375.52 is: 219,405,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,609,646.32 : 633,957,952.50 = 146,260,375.52 : x
  2. Step 2: Convert to fraction form
    422,609,646.32/633,957,952.50 = 146,260,375.52/x
  3. Step 3: Cross multiply
    422,609,646.32x = 633,957,952.50 × 146,260,375.52
  4. Step 4: Simplify right side
    422,609,646.32x = 92,722,928,196,540,336
  5. Step 5: Solve for x
    x = 92,722,928,196,540,336/422,609,646.32
  6. Step 6: Final answer
    x = 219,405,612.26

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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.