In global trading, it is important to understand about Currency as well as defining the price of products exactly. For Magento 2, there are 3 kinds of Currency configuration : base currency, allow currency and default display currency.
Base currency can apply both on international and website. There is only one price will be used for different stores in global level. Default display currency is the list of price will be global. Besides, there are other factors affect to price of one type product which are in same location but not the different one. For instance, to bring the products to market, the addition costs are considered and other impacts. Or even in multisite installation with the base currency, the same products have different prices in particular stores.
The 4-step process will starts by approaching to Admin sidebar on the screen.
It comes to the end of tutorial: How to Configure Price Scope in Magento 2.