Finding the Fourth Proportional to 106,752,091.50, 160,135,163.37 and 27,970,527.78
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Solution
The fourth proportional to 106,752,091.50, 160,135,163.37 and 27,970,527.78 is: 41,957,632.61
Step by Step Solution
- Step 1: Write the proportion equation
106,752,091.50 : 160,135,163.37 = 27,970,527.78 : x - Step 2: Convert to fraction form
106,752,091.50/160,135,163.37 = 27,970,527.78/x - Step 3: Cross multiply
106,752,091.50x = 160,135,163.37 × 27,970,527.78 - Step 4: Simplify right side
106,752,091.50x = 4,479,065,035,595,423.50 - Step 5: Solve for x
x = 4,479,065,035,595,423.50/106,752,091.50 - Step 6: Final answer
x = 41,957,632.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.