Home / 322,154,027.31-444,560,043-196,915,914.54

Finding the Fourth Proportional to 322,154,027.31, 444,560,043 and 196,915,914.54

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Solution

The fourth proportional to 322,154,027.31, 444,560,043 and 196,915,914.54 is: 271,736,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,154,027.31 : 444,560,043 = 196,915,914.54 : x
  2. Step 2: Convert to fraction form
    322,154,027.31/444,560,043 = 196,915,914.54/x
  3. Step 3: Cross multiply
    322,154,027.31x = 444,560,043 × 196,915,914.54
  4. Step 4: Simplify right side
    322,154,027.31x = 87,540,947,435,286,720
  5. Step 5: Solve for x
    x = 87,540,947,435,286,720/322,154,027.31
  6. Step 6: Final answer
    x = 271,736,312.49

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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.