Finding the Fourth Proportional to 111,204,491.80, 166,806,737.70 and 29,323,211.80
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Solution
The fourth proportional to 111,204,491.80, 166,806,737.70 and 29,323,211.80 is: 43,984,817.70
Step by Step Solution
- Step 1: Write the proportion equation
111,204,491.80 : 166,806,737.70 = 29,323,211.80 : x - Step 2: Convert to fraction form
111,204,491.80/166,806,737.70 = 29,323,211.80/x - Step 3: Cross multiply
111,204,491.80x = 166,806,737.70 × 29,323,211.80 - Step 4: Simplify right side
111,204,491.80x = 4,891,309,299,244,145 - Step 5: Solve for x
x = 4,891,309,299,244,145/111,204,491.80 - Step 6: Final answer
x = 43,984,817.70
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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.