To find a lowest common multiple, you need more than one number. Multiples of 45 include:
45
90
135
180
225
270
315
360
405
450
495
540
585
630
675
720
765
810
855
900
Then, you'd need to write out the multiples of the other number and find the one highest on the list that matched.
The LCMs of 5 and 9 is 45
Southern District - LCMS - was created in 1882.
Ohio District - LCMS - was created in 1963.
Nebraska District - LCMS - was created in 1970.
Kansas District - LCMS - was created in 1888.
Texas District - LCMS - was created in 1906.
Wyoming District - LCMS - was created in 1970.
Iowa District East - LCMS - was created in 1936.
Iowa District West - LCMS - was created in 1936.
North Wisconsin District - LCMS - was created in 1916.
Southern Illinois District - LCMS - was created in 1907.
Rocky Mountain District - LCMS - was created in 1921.