You can’t compare worth with income. A better comparison might be profits, which were $15B for past 12 months. So Wells Fargo’s penalty is 1.3% of their “salary.” Even if you go by revenue, it’s greater than your parking ticket example. I get that they are an evil corporation, but accuracy matters.
You can install Firefox from Windows’s package manager Winget with the command:
winget install -e --id Mozilla.Firefox
You don’t have to use the Store or Edge.