You are comparing the silver reserves of two primary silver producers, First Majestic Silver Corp. and Pan American Silver Corp., for the fiscal year 2023.

Requirements:

1. First Majestic Silver reported silver reserves of 500 million ounces at the end of 2023. Pan American Silver reported silver reserves of 400 million ounces during the same period.
2. Calculate the difference in silver reserves between First Majestic Silver and Pan American Silver.
3. Analyze and discuss the implications of the difference in silver reserves on the production capacity and profitability of both companies.