taken, needed
Il vous a fallu trois heures pour le choisir.
It took you three hours to choose it.
— Les Enfants du temps (2019)
Je suis désolé qu'il ait fallu le faire de cette manière.
I'm sorry it had to be done this way.
Il nous a fallu trois heures pour arriver à une conclusion.
It took us three hours to come to a conclusion.
Il m’a fallu plusieurs heures, mais j’avais un manteau sec.
It took me several hours, but I had a dry coat.
Combien t'a-t-il fallu payer pour les billets ?
How much did you have to pay for the tickets?