/**
* Returns the result of the division of this number by the given one.
*
* @param BigNumber|number|string $that The divisor.
*
* @return BigRational The result.
*
* @throws ArithmeticException If the divisor is not a valid number, or is zero.
*/
public function dividedBy($that)
{
$that = BigRational::of($that);
$numerator = $this->numerator->multipliedBy($that->denominator);
$denominator = $this->denominator->multipliedBy($that->numerator);
return new BigRational($numerator, $denominator, true);
}
