Complicated Code Structure

complicatedCode.js

function calculateSomeFormula(param1, param2) {
  if (param1) {
    if (!isNaN(param1)) {
      if (param2) {
        if (!isNaN(param2)) {
          return (param1 * 2) * (param2 * 3);
        } else {
          throw new Error('Param2 is not a number');
        }
      } else {
        throw new Error('Param2 is not defined');
      }
    } else {
      throw new Error('Param1 is not a number');
    }
  } else {
    throw new Error('Param1 is not defined');
  }
}