Home / 374,591,785,102.32-516,937,046,020.52-203,313,751,903.20

Finding the Fourth Proportional to 374,591,785,102.32, 516,937,046,020.52 and 203,313,751,903.20

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Solution

The fourth proportional to 374,591,785,102.32, 516,937,046,020.52 and 203,313,751,903.20 is: 280,573,185,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,591,785,102.32 : 516,937,046,020.52 = 203,313,751,903.20 : x
  2. Step 2: Convert to fraction form
    374,591,785,102.32/516,937,046,020.52 = 203,313,751,903.20/x
  3. Step 3: Cross multiply
    374,591,785,102.32x = 516,937,046,020.52 × 203,313,751,903.20
  4. Step 4: Simplify right side
    374,591,785,102.32x = 105,100,410,324,189,087,531,008
  5. Step 5: Solve for x
    x = 105,100,410,324,189,087,531,008/374,591,785,102.32
  6. Step 6: Final answer
    x = 280,573,185,275.49

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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.