(24/26) (169/121) (33/144) (139/39)
(6/13) (169/121) (33/144) (139/39)
(6/13) (169/121) (11/48) (139/39)
(6/13) (169/121) (11/48) (139/39)
(6/13) (169/121) (11/48) * (139/39)

Calculating each fraction:

6/13 = 0.46153846
169/121 = 1.39669421
11/48 = 0.22916667
139/39 = 3.56410256

Multiplying all the fractions together:

0.46153846 1.39669421 0.22916667 * 3.56410256 = 0.518526

Therefore, 24/26169/12133/144*139/39 = 0.518526.