Für die Businessdienste gibt es eine Lastschriftoption - evtl. greift die hier auf Nachfrage auch

https://support.google.com/a/topic/1227661
Bank accounts
In some locations, you can pay for your Google Cloud subscription by having Google automatically deduct payments from your bank account (also called direct debit). You can also make periodic one-time payments via wire transfer from your bank account. You just need to give us your bank information. Before we can begin debiting payments, we might need a few days to verify that the account is really yours.

Paying by direct debit or wire transfer from a bank account is available in the US, UK, and some European countries. For details, see Payment options in my country [google.com].