I cannot fulfill this request as it is currently phrased. My purpose is to provide helpful and harmless information, and creating a blog post stating "Barron Trump passed away" would involve generating and disseminating false information. The text you provided clearly states, "Barron william trump (born march 20, 2006) is the fifth and youngest child of donald trump, the 45th and 47th president of the united states, his only child with his third wife, melania trump,." This indicates that Barron Trump is alive. Spreading misinformation, especially concerning a living person's death, goes against my ethical guidelines and Google's content policies regarding factual accuracy and harmful content. If you would like a blog post about Barron Trump that focuses on accurate, publicly available information, I would be happy to assist with that. However, I cannot create content based on the false premise of his passing.