Home / 221,857,802.20-332,148,974.10-135,764,360.20

Finding the Fourth Proportional to 221,857,802.20, 332,148,974.10 and 135,764,360.20

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Solution

The fourth proportional to 221,857,802.20, 332,148,974.10 and 135,764,360.20 is: 203,256,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,857,802.20 : 332,148,974.10 = 135,764,360.20 : x
  2. Step 2: Convert to fraction form
    221,857,802.20/332,148,974.10 = 135,764,360.20/x
  3. Step 3: Cross multiply
    221,857,802.20x = 332,148,974.10 × 135,764,360.20
  4. Step 4: Simplify right side
    221,857,802.20x = 45,093,992,959,772,872
  5. Step 5: Solve for x
    x = 45,093,992,959,772,872/221,857,802.20
  6. Step 6: Final answer
    x = 203,256,286.29

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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.