Finding the Fourth Proportional to 1,631,491,375.92, 2,445,494,716.16 and 930,474,050.94
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Solution
The fourth proportional to 1,631,491,375.92, 2,445,494,716.16 and 930,474,050.94 is: 1,394,717,378.64
Step by Step Solution
- Step 1: Write the proportion equation
1,631,491,375.92 : 2,445,494,716.16 = 930,474,050.94 : x - Step 2: Convert to fraction form
1,631,491,375.92/2,445,494,716.16 = 930,474,050.94/x - Step 3: Cross multiply
1,631,491,375.92x = 2,445,494,716.16 × 930,474,050.94 - Step 4: Simplify right side
1,631,491,375.92x = 2,275,469,375,097,760,768 - Step 5: Solve for x
x = 2,275,469,375,097,760,768/1,631,491,375.92 - Step 6: Final answer
x = 1,394,717,378.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.