Were Petitioner's Fifth Amendment due process rights and Sixth Amendment rights to jury trial violated when the jury found him accountable for less than 50 grams of methamphetamine, but at sentencing, the district court found him accountable for much more, thus raising his advisory guideline sentencing range dramatically?

Were Petitioner’s Fifth Amendment due process rights and Sixth Amendment rights to jury trial violated when the jury in his drug conspiracy trial found him accountable, beyond a reasonable doubt, for less than 50 grams of a mixture or substance containing methamphetamine, but at sentencing, the district court, under a preponderance of the evidence standard, found him accountable for much more than what was reflected in the jury’s verdict, thus raising his advisory guideline sentencing range dramatically and forming a basis the ultimate sentence of twenty years imprisonment? i