Remove unneeded to_f64 funciton

components/experimental/Cargo.toml

@@ -45,7 +45,7 @@ zerovec = { workspace = true, features = ["derive", "yoke"] }
 displaydoc = { workspace = true }
 log = { workspace = true, optional = true }
 num-bigint = { workspace = true }
-num-rational = { workspace = true }
+num-rational = { workspace = true, features = ["num-bigint"]}
 num-traits = { workspace = true }
 serde = { workspace = true, features = ["derive", "alloc"], optional = true }
 smallvec = { workspace = true }

components/experimental/src/units/ratio.rs

@@ -72,7 +72,7 @@ impl IcuRatio {
  // TODO: Make the function private after fixing the need for it in the tests.
  /// Returns the value of the ratio as a `f64`.
  pub fn to_f64(&self) -> Option<f64> {
- Some(self.0.numer().to_f64()? / self.0.denom().to_f64()?)
+ self.0.to_f64()
  }
 
  /// Returns the absolute value of the ratio.