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Finding the Fourth Proportional to 223,972,958.80, 335,959,438.20 and 62,414,894.80

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Solution

The fourth proportional to 223,972,958.80, 335,959,438.20 and 62,414,894.80 is: 93,622,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,972,958.80 : 335,959,438.20 = 62,414,894.80 : x
  2. Step 2: Convert to fraction form
    223,972,958.80/335,959,438.20 = 62,414,894.80/x
  3. Step 3: Cross multiply
    223,972,958.80x = 335,959,438.20 × 62,414,894.80
  4. Step 4: Simplify right side
    223,972,958.80x = 20,968,872,992,320,100
  5. Step 5: Solve for x
    x = 20,968,872,992,320,100/223,972,958.80
  6. Step 6: Final answer
    x = 93,622,342.20

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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.