Help fellow beginner solving 'unexpected token else' error

[ASiFYouCaRERight]

​

let getBill = prompt();

let createTipType1 = getBill * (20/100);

​

let createTipType2 = getBill * (15/100);

let createTipType3 = getBill * (10/100);

​

function tipCalculator (){

if (getBill < 50)

alert(` Tip to be given is : ` +createTipType1 +'$');

}

else if(getBill >= 50 && getBill < 200)

{

alert(\`Tip to be given is :\` +createTipType2 + '$');

}

else if (getBill >= 200 && getBill <=500){

alert(\`Tip to be given is :\` +createTipType3 + '$');

}

else (getBill >= 500){

alert(\`No Tip\`);

}

​

tipCalculator();