Home / 179,431,416,480.71-247,561,597,847.54-103,305,873,195.47

Finding the Fourth Proportional to 179,431,416,480.71, 247,561,597,847.54 and 103,305,873,195.47

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Solution

The fourth proportional to 179,431,416,480.71, 247,561,597,847.54 and 103,305,873,195.47 is: 142,531,155,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,431,416,480.71 : 247,561,597,847.54 = 103,305,873,195.47 : x
  2. Step 2: Convert to fraction form
    179,431,416,480.71/247,561,597,847.54 = 103,305,873,195.47/x
  3. Step 3: Cross multiply
    179,431,416,480.71x = 247,561,597,847.54 × 103,305,873,195.47
  4. Step 4: Simplify right side
    179,431,416,480.71x = 25,574,567,035,305,906,405,376
  5. Step 5: Solve for x
    x = 25,574,567,035,305,906,405,376/179,431,416,480.71
  6. Step 6: Final answer
    x = 142,531,155,005.71

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Double scale
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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.