Simplify the expression $\displaystyle{{9}}^{{-{{3}}}}\cdot{{3}}^{{4}}\cdot{{\left({27}\right)}}^{{8}}\usepackage{cmbright}\Huge\$ , expressing the answer as a power of 3.

To write the exponent $\displaystyle{{a}}^{{b}}\usepackage{cmbright}\Huge\$ , use the following notation: a^b.