Home / 283,800,004,198.08-391,646,448,134.64-161,870,914,671.72

Finding the Fourth Proportional to 283,800,004,198.08, 391,646,448,134.64 and 161,870,914,671.72

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Solution

The fourth proportional to 283,800,004,198.08, 391,646,448,134.64 and 161,870,914,671.72 is: 223,383,255,284.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,800,004,198.08 : 391,646,448,134.64 = 161,870,914,671.72 : x
  2. Step 2: Convert to fraction form
    283,800,004,198.08/391,646,448,134.64 = 161,870,914,671.72/x
  3. Step 3: Cross multiply
    283,800,004,198.08x = 391,646,448,134.64 × 161,870,914,671.72
  4. Step 4: Simplify right side
    283,800,004,198.08x = 63,396,168,787,484,529,917,952
  5. Step 5: Solve for x
    x = 63,396,168,787,484,529,917,952/283,800,004,198.08
  6. Step 6: Final answer
    x = 223,383,255,284.37

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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.