F $1$ USD

$=$ MXN $16\mathrm{.}86$

$=$ COP $4100\mathrm{.}76$

$=$ INR $82\mathrm{.}04$

$=$ PHP $54\mathrm{.}39$

WHAT WOULD THE CROSS RATE BE:

$1$ MXN $=$ PHP$\_\_\_\_\_\_?$