How to check balance amount associate to my Apple Account?

Go to this site. Subscriptions and Billing - Official Apple Support

This gives you access to any subscriptions you may have and it could explain the billing issue. You can also see the information here to check billing issues. If a message says 'billing problem with previous purchase' or 'verification required' - Apple Support

Read this article about how to check your Apple ID balance.--> Check your Apple Account balance - Apple Support

- "If none of your payment methods can be charged, your account shows a negative balance. You can't buy more items or update your apps until you update your payment method." From: How apps, content, and subscriptions from Apple are billed - How apps, content, and subscriptions from Apple are billed - Apple Support