Example $5.$ Ratio Analysis for Financial Performance

Question: Samsung Electronics Co$.,$ Ltd$.$ has the following financial data for the year ended December $31,202$x: Current assets of $$100$ billion, current liabilities of $$50$ billion, total assets of $$250$ billion, total liabilities of $$150$ billion, net income of $$30$ billion, and equity of $$100$ billion. Calculate the Current Ratio, Quick Ratio, Debt to Equity Ratio, Return on Equity $($ROE$),$ and Net Profit Margin. Provide detailed calculations and explanations for each ratio.