Home / 151,632,190.80-227,448,286.20-100,571,864.40

Finding the Fourth Proportional to 151,632,190.80, 227,448,286.20 and 100,571,864.40

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Solution

The fourth proportional to 151,632,190.80, 227,448,286.20 and 100,571,864.40 is: 150,857,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,632,190.80 : 227,448,286.20 = 100,571,864.40 : x
  2. Step 2: Convert to fraction form
    151,632,190.80/227,448,286.20 = 100,571,864.40/x
  3. Step 3: Cross multiply
    151,632,190.80x = 227,448,286.20 × 100,571,864.40
  4. Step 4: Simplify right side
    151,632,190.80x = 22,874,898,197,718,792
  5. Step 5: Solve for x
    x = 22,874,898,197,718,792/151,632,190.80
  6. Step 6: Final answer
    x = 150,857,796.60

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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.