Fama's Llamas has a weighted average cost of capital of $9\mathrm{.}9$ percent. The company's cost of equity is $13\mathrm{.}5$ percent, and its pretax cost of debt is $8\mathrm{.}1$ percent. The tax rate is $24$ percent. What is the company's debt$-$equity ratio? $($Do not round intermediate calculations and round your answer to $4$ decimal places, e$.$g$.,32\mathrm{.}1616.)$

Debt$-$equity ratio $$