Multi Array Sort

<?php
$name = array("Moin","Karim","akkas","rofiq","baten");
$email = array("moin@gmail.com","ka@gmail.com","a@gmail.com","r@gmail.com","b@gmail.com");
$number = array(500,200,150,175,566);
arsort($number); //Sort descending and keep key values
foreach ($number as $i => $val) {
    $new_name[] = $name[$i];
    $new_email[] = $email[$i];
    $new_number[] = $number[$i];
}
$name = $new_name;
$email = $new_email;
$number = $new_number;
?>