The powerhouse nation have dominated events at the Sandwell Aquatics Centre, winning 22 golds out of 43 on offer so far.
Olympic champion Titmus was third-quickest in qualifying for the 400m freestyle final in a time of 4min 08.25sec.
New Zealand's Erika Fairweather (4:07.27) was fastest, with 15-year-old Canadian Summer McIntosh second.
Titmus, who won the 200m and 400m freestyle at last year's Tokyo Olympics, is attempting to repeat that double in Birmingham.
McIntosh has been one of the stars in the pool at the Commonwealths, winning gold in the women's 200m and 400m individual medleys.
Australia seek to end swimming meet in style
FE Team | Published: August 03, 2022 23:04:20
Ariarne Titmus
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