Question

If a : b :: c : d,then​

Answer 1

$\huge \mathscr{\orange {\underline {\pink{\underline{\underline{࿐αɳรᏇɛƦ}}}}}}$

These symbols shows that two ratio's are in proportion .

Means, a:b = c:d

⤴️⤴️⤴️⤴️⤴️

$\huge\bold{\pink{Hope \: it \: helps ♡}}$