To express 70,400,500,000 in scientific notation:
1.Identify the coefficient: The coefficient should be between 1 and 10. For 70,400,500,000, it becomes 7.04005 after shifting the decimal point 10 places to the left.
2.Determine the exponent: Moving the decimal point 10 places to the left gives an exponent of .
Thus, 70,400,500,000 in scientific notation is: