4.55 tr to imperial hp conversion result above is displayed in three different forms: as a decimal (which could be rounded), in scientific notation (scientific form, standard index form or standard form in the United Kingdom) and as a fraction (exact result). Every display form has its own advantages and in different situations particular form is more convenient than another. For example usage of scientific notation when working with big numbers is recommended due to easier reading and comprehension. Usage of fractions is recommended when more precision is needed.
If we want to calculate how many Mechanical Horsepower are 4.55 Tons of Refrigeration we have to multiply 4.55 by 1055056000000000 and divide the product by 223709961474681. So for 4.55 we have: (4.55 × 1055056000000000) ÷ 223709961474681 = 4.8005048E+15 ÷ 223709961474681 = 21.45860992669 Mechanical Horsepower
So finally 4.55 tr = 21.45860992669 imperial hp