Solution - Simplification or other simple results

Step  1  :

 1.1     128 = 27

(128)¹ = (2⁷)¹ = 2⁷

Equation at the end of step  1  :

Step  2  :

            27
 Simplify   ——
            3 

Final result :

  128            
  ——— = 42.66667 
   3