Home / 327,440,324,865.04-490,721,455,441.27-254,839,143,606.30

Finding the Fourth Proportional to 327,440,324,865.04, 490,721,455,441.27 and 254,839,143,606.30

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Solution

The fourth proportional to 327,440,324,865.04, 490,721,455,441.27 and 254,839,143,606.30 is: 381,917,027,187.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,440,324,865.04 : 490,721,455,441.27 = 254,839,143,606.30 : x
  2. Step 2: Convert to fraction form
    327,440,324,865.04/490,721,455,441.27 = 254,839,143,606.30/x
  3. Step 3: Cross multiply
    327,440,324,865.04x = 490,721,455,441.27 × 254,839,143,606.30
  4. Step 4: Simplify right side
    327,440,324,865.04x = 125,055,035,453,890,352,906,240
  5. Step 5: Solve for x
    x = 125,055,035,453,890,352,906,240/327,440,324,865.04
  6. Step 6: Final answer
    x = 381,917,027,187.88

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1.5x scale

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.