An ancient tribe used the symbol below to represent a certain fraction. - Φ <br> The symbol was used in the number sentence below. <br> $$1\frac{1}{9}%$$ ÷ Φ x $$\frac{2}{9}=1\frac{1}{6}$$ <hr> What is the denominator of the symbol? <br> <input min="0" type="number" id ="imp6pg067q12_1" class="lineinput" placeholder="?" />