In order to identify fluctuations, management approaches, correlations, and trends, this research examines the foreign currency (FX) and gold reserves of China, Japan, Switzerland, the United States, and India from Q1 2020 to Q1 2024. We found notable fluctuations in Switzerland's foreign exchange reserves via analysis of quarterly data, whereas the United States gold holdings remained steady. We discovered significant variations in resource management techniques using descriptive statistics and ANOVA. We also observed high cross-national correlations, indicating common impacts and interrelated economic policies. The results show that whereas China's changing gold holdings show a more flexible response to changes in the economy, the USA and Switzerland maintain steady gold reserves, indicating cautious financial tactics. According to the report, nations with high levels of volatility should diversify their reserve assets, adopt cautious approaches, improve international economic coordination, evaluate policies on a regular basis, and use predictive analytics to foresee changes in the economy. This research highlights the necessity for flexible and coordinated policies to sustain economic stability in a globally linked financial system. Overall, it offers insightful information on the reserve management procedures of major countries. By maximizing reserve management, policymakers may reduce risks and seize opportunities in a changing economic landscape. This is the goal of the proposals made here.