please i need help and this is due in an hour

Answer:
[tex]\frac{100 meters}{x seconds} = \frac{200 meters}{22.4 seconds}[/tex]
Step-by-step explanation:
Answer:
x=11.2
Step-by-step explanation:
cross multiple 100 over x equals 200 over 22.4
100(22.4) = 200x
2,240 = 200x
divide
11.2=x