Home / 804,109,286.56-1,206,233,403.60-221,843,532.80

Finding the Fourth Proportional to 804,109,286.56, 1,206,233,403.60 and 221,843,532.80

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Solution

The fourth proportional to 804,109,286.56, 1,206,233,403.60 and 221,843,532.80 is: 332,784,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,109,286.56 : 1,206,233,403.60 = 221,843,532.80 : x
  2. Step 2: Convert to fraction form
    804,109,286.56/1,206,233,403.60 = 221,843,532.80/x
  3. Step 3: Cross multiply
    804,109,286.56x = 1,206,233,403.60 × 221,843,532.80
  4. Step 4: Simplify right side
    804,109,286.56x = 267,595,079,635,992,224
  5. Step 5: Solve for x
    x = 267,595,079,635,992,224/804,109,286.56
  6. Step 6: Final answer
    x = 332,784,466.13

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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.