There were four walls, one within the other, with three vacant spaces between them:
Between the western wall and the wall inside of it, five cubits,
Between the second and third walls, six cubits,
Between the third and fourth walls, six cubits.
These measurements include the width of the wall and the space between it and the following wall.
The length of the Holy of Holies was 20 cubits.
Between the two curtains separating the Holy of Holies and the Sanctuary, one cubit.
The length of the Sanctuary was 40 cubits.
The width of the eastern wall in which the entrance was positioned was six cubits.
The Entrance Hall was eleven cubits [long].
The wall of the Entrance Hall was five cubits thick.
Thus, the total is 100 cubits.