\(100\,\, \times \,\,1.6\,\, \times \,\,{10^{ - 19}}\,\, = \,\,1.6\,\, \times \,\,{10^{ - 19}}\, \times \,\,\frac{{2\,\, \times \,\,{{10}^{ - 6}}\, \times \,\,d}}{{8.85\,\, \times \,\,{{10}^{ - 12}}}}\)
\(d\,\, = \,\,4.42\,\, \times \,\,{10^{ - 4}}\,m\)