ResourceProvider.kt

class ResourcesProvider @Inject constructor(private val context: Context) {

    fun getPlural(@PluralsRes plural: Int, number: Int, formatted: String): String
            = context.resources.getQuantityString(plural, number, formatted)

    fun getString(@StringRes stringId: Int): String
            = context.resources.getString(stringId)
}

ScreenResources.kt

class ProfileResources @Inject constructor(private val numberFormatter: NumberFormatter, private val resourcesProvider: ResourcesProvider) {

    fun formatFollowers(followers: Long): String
            = resourcesProvider.getPlural(R.plurals.profile_followers, followers.toInt(), truncate(followers))

    fun formatFollowing(following: Long): String
            = resourcesProvider.getPlural(R.plurals.profile_following, following.toInt(), truncate(following))
            
    private fun truncate(number: Long) = numberFormatter.truncateNumber(number)
}