There is to purchase a Steam gift card using your Google Play balance . While both are major digital platforms, they operate in closed ecosystems that do not allow direct fund transfers or the use of one store's balance to buy credit for another. Key Limitations
While a direct purchase is impossible, users often use these indirect methods: Buy, send & receive gifted gift cards on Google Play buy steam gift card with google play
: Official Google terms state that Google Play balance cannot be used to purchase other gift cards. There is to purchase a Steam gift card