Mining and construction equipment maker, Caterpillar Inc. (NYSE: CAT) said on Wednesday that fiscal third quarter profit fell 44% as demand for mining equipment remained weak even as prices of construction equipment felt the downward pressure. The Company slashed its full-year earnings per share forecast to $5.50 from $6.50. In the last fiscal year, the company posted earnings of $8.48 a share. For the current fiscal year, the company expects revenue of $55 billion down from previous forecast of $56 billion to $58 billion.