One of the largest purchases that a person will make is investing in a home. When the size of a home loan is being negotiated the type of interest rate that you choose will play a huge factor in your final payment. The benefits of a fixed Georgia mortgage home loan are that whether the economy rises or falls, your mortgage payment will not change. This is not true of the variable rate, which can change a mortgage significantly when the interest rate is double or tripled after a specified number of years.