If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
120/360 = x/78.5 // - x/78.5
120/360-(x/78.5) = 0
120/360-0.01273885*x = 0
1/3-0.01273885*x = 0 // - 1/3
-0.01273885*x = -1/3 // : -0.01273885
x = -1/3/(-0.01273885)
x = 26.1666736
x = 26.1666736
| 110/360=50/x | | 10/360=x/113.04 | | 150/360=x/31.4 | | 60/360=x/31.4 | | r-25=12 | | s+15=9 | | 4/15+7/9= | | 4/15+7/9 | | 120/360=x/50.24 | | 30/360=x/62.8 | | 260/360=x/452.16 | | 190/360=662.89/x | | 95/360=x/18.84 | | 95/360=8/18.84 | | 94/360=19.68/x | | 120/360=66.99/x | | x/360=169.56/254.34 | | 6x+3+4x+17=90 | | 7x+4+3x-4=180 | | .13(4x-20)=5x-6 | | (x^2/y^2)+(y^2/y^2) | | 9-3(6*4/8) | | -28(m-8)=5+m | | -0.42857143(m+5)=3+2m | | 18-14xt=80 | | 12x^2-60x-72=0 | | 18-14x=80 | | 7.5y+1.85=-46.90 | | X^2-225x+5=0 | | 2(7+s)=42 | | 1/2(130-x)=45 | | 4(x+2.23)=3x |