How much are 100,000 Steam points worth?

Could you please clarify the value of 100,000 Steam points? I understand that Steam points are a virtual currency used on the Steam platform, but I'm not sure of their exact monetary worth. Could you provide some insight into how much 100,000 Steam points equate to in real-world currency? Additionally, is there a standard exchange rate or does it vary depending on factors such as promotions or regional pricing?