The correct option is
A 73,484,169To compare
73,484,169 and
8,484,169 aligning the digits by their corresponding place value,
Now, as per the diagram, while comparing the digits from left to right, very first digits that is digits at ten millions place disagree. Number with the greater digit will be greater.
∴ As
7>0;
⟹73,484,169>08,484,169
⟹ 73,484,169>8,484,169
(a) is the correct option.
Remark:––––––––––
Number with the greater number of digits is always greater.