Home / 117,027,285,245.16-161,494,906,695.12-68,858,448,426.60

Finding the Fourth Proportional to 117,027,285,245.16, 161,494,906,695.12 and 68,858,448,426.60

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Solution

The fourth proportional to 117,027,285,245.16, 161,494,906,695.12 and 68,858,448,426.60 is: 95,023,042,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,027,285,245.16 : 161,494,906,695.12 = 68,858,448,426.60 : x
  2. Step 2: Convert to fraction form
    117,027,285,245.16/161,494,906,695.12 = 68,858,448,426.60/x
  3. Step 3: Cross multiply
    117,027,285,245.16x = 161,494,906,695.12 × 68,858,448,426.60
  4. Step 4: Simplify right side
    117,027,285,245.16x = 11,120,288,703,824,500,097,024
  5. Step 5: Solve for x
    x = 11,120,288,703,824,500,097,024/117,027,285,245.16
  6. Step 6: Final answer
    x = 95,023,042,536.86

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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.