Finding the Fourth Proportional to 86,910,163.27, 119,906,362.78 and 53,858,352.79
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Solution
The fourth proportional to 86,910,163.27, 119,906,362.78 and 53,858,352.79 is: 74,306,144.94
Step by Step Solution
- Step 1: Write the proportion equation
86,910,163.27 : 119,906,362.78 = 53,858,352.79 : x - Step 2: Convert to fraction form
86,910,163.27/119,906,362.78 = 53,858,352.79/x - Step 3: Cross multiply
86,910,163.27x = 119,906,362.78 × 53,858,352.79 - Step 4: Simplify right side
86,910,163.27x = 6,457,959,188,386,202 - Step 5: Solve for x
x = 6,457,959,188,386,202/86,910,163.27 - Step 6: Final answer
x = 74,306,144.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.