Finding the Fourth Proportional to 160,247,163.60, 240,622,687.80 and 92,222,715.60
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Solution
The fourth proportional to 160,247,163.60, 240,622,687.80 and 92,222,715.60 is: 138,479,066.99
Step by Step Solution
- Step 1: Write the proportion equation
160,247,163.60 : 240,622,687.80 = 92,222,715.60 : x - Step 2: Convert to fraction form
160,247,163.60/240,622,687.80 = 92,222,715.60/x - Step 3: Cross multiply
160,247,163.60x = 240,622,687.80 × 92,222,715.60 - Step 4: Simplify right side
160,247,163.60x = 22,190,877,703,886,988 - Step 5: Solve for x
x = 22,190,877,703,886,988/160,247,163.60 - Step 6: Final answer
x = 138,479,066.99
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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.