Home / 179,431,416,479.71-247,561,597,846.16-103,305,873,194.47

Finding the Fourth Proportional to 179,431,416,479.71, 247,561,597,846.16 and 103,305,873,194.47

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Solution

The fourth proportional to 179,431,416,479.71, 247,561,597,846.16 and 103,305,873,194.47 is: 142,531,155,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,431,416,479.71 : 247,561,597,846.16 = 103,305,873,194.47 : x
  2. Step 2: Convert to fraction form
    179,431,416,479.71/247,561,597,846.16 = 103,305,873,194.47/x
  3. Step 3: Cross multiply
    179,431,416,479.71x = 247,561,597,846.16 × 103,305,873,194.47
  4. Step 4: Simplify right side
    179,431,416,479.71x = 25,574,567,034,915,781,607,424
  5. Step 5: Solve for x
    x = 25,574,567,034,915,781,607,424/179,431,416,479.71
  6. Step 6: Final answer
    x = 142,531,155,004.33

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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.