Fibonacci forex trading is the basis of many forex trading systems used by a great number of professional forex brokers around the globe, and many billions of dollars are profitable traded every year based on these trading techniques.Fibonacci was an Italian mathematician and he is best remembered by his world famous Fibonacci sequence, the definition of this sequence is that it’s formed by a series of numbers where each number is the sum of the two preceding numbers; 1, 1, 2, 3, 5, 8, 13 ...But in the case of currency trading what is more important for the forex trader is the Fibonacci ratios derived from this sequence of numbers, i.e. .236, .50, .382, .618, etc.