Finding the Fourth Proportional to 594,738,634.95, 820,691,198.37 and 343,859,123.12
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Solution
The fourth proportional to 594,738,634.95, 820,691,198.37 and 343,859,123.12 is: 474,497,769.67
Step by Step Solution
- Step 1: Write the proportion equation
594,738,634.95 : 820,691,198.37 = 343,859,123.12 : x - Step 2: Convert to fraction form
594,738,634.95/820,691,198.37 = 343,859,123.12/x - Step 3: Cross multiply
594,738,634.95x = 820,691,198.37 × 343,859,123.12 - Step 4: Simplify right side
594,738,634.95x = 282,202,155,819,706,720 - Step 5: Solve for x
x = 282,202,155,819,706,720/594,738,634.95 - Step 6: Final answer
x = 474,497,769.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.