36th course of the Great Pyramid: the height of the 36th course from the natural rock base, or 35th from the pavement (H) = 1162.602377 inches high from the base of the ground's solid rock.
A-B = length of the Grand Gallery: 1881.130161 inches
Grand Gallery: length of floor-line from south (A) to north wall (B) = 1881.148496 inches.
Divine proportion, the number Phi = 1.618033988
1162.602377 x 1.618033988 = 1881.130161 inches
1881.148496 - 1881.130161 = 0.018335 inches = 0.465709 millimeters
.
