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diff --git a/date-fns/src/yearsToQuarters/index.ts b/date-fns/src/yearsToQuarters/index.ts
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+++ b/date-fns/src/yearsToQuarters/index.ts
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+import requiredArgs from '../_lib/requiredArgs/index'
+import { quartersInYear } from '../constants/index'
+
+/**
+ * @name yearsToQuarters
+ * @category Conversion Helpers
+ * @summary Convert years to quarters.
+ *
+ * @description
+ * Convert a number of years to a full number of quarters.
+ *
+ * @param {number} years - number of years to be converted
+ *
+ * @returns {number} the number of years converted in quarters
+ * @throws {TypeError} 1 argument required
+ *
+ * @example
+ * // Convert 2 years to quarters
+ * const result = yearsToQuarters(2)
+ * //=> 8
+ */
+export default function yearsToQuarters(years: number): number {
+  requiredArgs(1, arguments)
+  return Math.floor(years * quartersInYear)
+}