Finding the Fourth Proportional to 5,482,772,631.60, 8,228,861,872.20 and 2,213,568,049.20
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Solution
The fourth proportional to 5,482,772,631.60, 8,228,861,872.20 and 2,213,568,049.20 is: 3,322,250,792.71
Step by Step Solution
- Step 1: Write the proportion equation
5,482,772,631.60 : 8,228,861,872.20 = 2,213,568,049.20 : x - Step 2: Convert to fraction form
5,482,772,631.60/8,228,861,872.20 = 2,213,568,049.20/x - Step 3: Cross multiply
5,482,772,631.60x = 8,228,861,872.20 × 2,213,568,049.20 - Step 4: Simplify right side
5,482,772,631.60x = 18,215,145,721,582,012,416 - Step 5: Solve for x
x = 18,215,145,721,582,012,416/5,482,772,631.60 - Step 6: Final answer
x = 3,322,250,792.71
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1.5x scale
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.