Home / 157,448,093.43-217,321,585.32-91,389,873.57

Finding the Fourth Proportional to 157,448,093.43, 217,321,585.32 and 91,389,873.57

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Solution

The fourth proportional to 157,448,093.43, 217,321,585.32 and 91,389,873.57 is: 126,143,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,448,093.43 : 217,321,585.32 = 91,389,873.57 : x
  2. Step 2: Convert to fraction form
    157,448,093.43/217,321,585.32 = 91,389,873.57/x
  3. Step 3: Cross multiply
    157,448,093.43x = 217,321,585.32 × 91,389,873.57
  4. Step 4: Simplify right side
    157,448,093.43x = 19,860,992,206,426,764
  5. Step 5: Solve for x
    x = 19,860,992,206,426,764/157,448,093.43
  6. Step 6: Final answer
    x = 126,143,110.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.