To implement a calculation in a spreadsheet where the value in cell D5 is determined by the product of cells B5 and B4, the following formula is entered into cell D5: `=B5*B4`. This instruction directs the software to multiply the numerical value found in cell B5 by the numerical value found in cell B4, and display the resultant product within cell D5.
Utilizing formulas in spreadsheets provides significant advantages in data analysis and manipulation. It enables automated calculations, which reduces the potential for human error and saves time, particularly when dealing with large datasets. This functionality is fundamental to financial modeling, statistical analysis, and numerous other applications where precise and dynamic calculations are required. Spreadsheets, evolving from early electronic ledger programs, have become essential tools for organization and decision-making across diverse fields.