The most typical joint venture is: 

a. 25/25/25/25, in which there are four partners and each partner hold an equal share

. b. 60/40, in which there are two partners and one holds a majority share

 c. 51/49, in which there are two partners and one partner holds a slight majority share. 

d. 80/20, in which there are two partners and one partner holds a substantial majority share. 

e. 50/50, in which there are two partners and each partner holds an equal share.