Finding the Fourth Proportional to 197,732,163.56, 296,390,623.23 and 66,528,891.92
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Solution
The fourth proportional to 197,732,163.56, 296,390,623.23 and 66,528,891.92 is: 99,723,481.42
Step by Step Solution
- Step 1: Write the proportion equation
197,732,163.56 : 296,390,623.23 = 66,528,891.92 : x - Step 2: Convert to fraction form
197,732,163.56/296,390,623.23 = 66,528,891.92/x - Step 3: Cross multiply
197,732,163.56x = 296,390,623.23 × 66,528,891.92 - Step 4: Simplify right side
197,732,163.56x = 19,718,539,738,970,112 - Step 5: Solve for x
x = 19,718,539,738,970,112/197,732,163.56 - Step 6: Final answer
x = 99,723,481.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.