For the reaction A+B+C→D+E, the initial reaction rate was measured for various initial concentrations of reactants….

For the reaction A+B+C→D+E, the initial reaction rate was
measured for various initial concentrations of reactants. The
following data were collected:

Place Order
Trial [A]
(M)
[B]
(M)
[C]
(M)
Initial rate
(M/s)
1 0.30 0.30 0.30 9.0×10−5
2 0.30 0.30 0.90 2.7×10−4
3 0.60 0.30 0.30 3.6×10−4
4 0.60 0.60 0.30 3.6×10−4

What is the value of the rate constant k for this reaction?