Home / 295,293,999.20-442,940,998.80-226,419,245.60

Finding the Fourth Proportional to 295,293,999.20, 442,940,998.80 and 226,419,245.60

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Solution

The fourth proportional to 295,293,999.20, 442,940,998.80 and 226,419,245.60 is: 339,628,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,293,999.20 : 442,940,998.80 = 226,419,245.60 : x
  2. Step 2: Convert to fraction form
    295,293,999.20/442,940,998.80 = 226,419,245.60/x
  3. Step 3: Cross multiply
    295,293,999.20x = 442,940,998.80 × 226,419,245.60
  4. Step 4: Simplify right side
    295,293,999.20x = 100,290,366,793,606,512
  5. Step 5: Solve for x
    x = 100,290,366,793,606,512/295,293,999.20
  6. Step 6: Final answer
    x = 339,628,868.40

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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.