Finding the Fourth Proportional to 4,141,989,687.87, 6,212,984,604.15 and 994,204,299.51
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Solution
The fourth proportional to 4,141,989,687.87, 6,212,984,604.15 and 994,204,299.51 is: 1,491,306,466.62
Step by Step Solution
- Step 1: Write the proportion equation
4,141,989,687.87 : 6,212,984,604.15 = 994,204,299.51 : x - Step 2: Convert to fraction form
4,141,989,687.87/6,212,984,604.15 = 994,204,299.51/x - Step 3: Cross multiply
4,141,989,687.87x = 6,212,984,604.15 × 994,204,299.51 - Step 4: Simplify right side
4,141,989,687.87x = 6,176,976,006,204,300,288 - Step 5: Solve for x
x = 6,176,976,006,204,300,288/4,141,989,687.87 - Step 6: Final answer
x = 1,491,306,466.62
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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.