311.51 centimeters is equivalent to 122.661 inches.
This can be compared to the height of a standard refrigerator, which is approximately 68 inches, or the length of a standard queen-size bed, which is approximately 80 inches.
In addition, 311.51 centimeters is roughly the same length as a standard yardstick, which is typically 36 inches long. It is also slightly longer than the width of a twin size bed, which is usually around 39 inches.