ETH is about 3.4% of Bitcoin's price with ETH's market cap about 20% of BTC's market cap. If BTC goes to $550,000 to equal gold's market cap, to maintain 20% of BTC's market cap, ETH only needs to maintain 3.4% of Bitcoin's new price of $550,000. 3.4% of $550,000 is $18700 for ETH's price when BTC equals gold's market cap not $110,00