Home / 225,344,744,497.04-310,982,745,618.60-123,844,785,391.76

Finding the Fourth Proportional to 225,344,744,497.04, 310,982,745,618.60 and 123,844,785,391.76

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Solution

The fourth proportional to 225,344,744,497.04, 310,982,745,618.60 and 123,844,785,391.76 is: 170,909,649,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,344,744,497.04 : 310,982,745,618.60 = 123,844,785,391.76 : x
  2. Step 2: Convert to fraction form
    225,344,744,497.04/310,982,745,618.60 = 123,844,785,391.76/x
  3. Step 3: Cross multiply
    225,344,744,497.04x = 310,982,745,618.60 × 123,844,785,391.76
  4. Step 4: Simplify right side
    225,344,744,497.04x = 38,513,591,391,675,802,976,256
  5. Step 5: Solve for x
    x = 38,513,591,391,675,802,976,256/225,344,744,497.04
  6. Step 6: Final answer
    x = 170,909,649,912.79

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1.5x scale

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.