Question

243 : 819 :: 163 : ?.

Answer 1

Answer:

487

Step-by-step explanation:

2X4X3=24,  

24X24=576,  

576+243=819,  

According to this,

1x6x3=18,  

18x18=324,  

163+324=487.

Answer 2

Answer:

487

Step-by-step explanation:

By addition method :-

243:819:163:487

2+4+3: 8+1+9 :: 1+6+3 : 4+8+7

9:18:: 10 : 19

9: 9 :: 10 ::10