2 / 3, 'Super Premium' => 3 / 4, 'Murni' => 1.0, ]; $sizes = Bottle::distinct()->pluck('size'); foreach ($sizes as $size) { foreach ($ratios as $quality => $ratio) { Formula::create([ 'quality' => $quality, 'size' => $size, 'volume' => round($size * $ratio), ]); } } } }