How do you say 彼の支援者は大変裕福なので、彼がその事業で失敗する筈がない。 in English?

His supporter is too rich for him to fail in the business.≒ His supporter is so rich that he cannot fail in the business.≒ His supporter is such a rich man that he cannot fail in the business.≒ His supporter is rich enough for him not to fail in the business.≒ His supporter is so rich for him as not to fail in the business.⇒⇒ As his supporter is so rich