Finding the Fourth Proportional to 8,232,218,706.20, 12,348,328,059.30 and 4,749,366,968.60
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Solution
The fourth proportional to 8,232,218,706.20, 12,348,328,059.30 and 4,749,366,968.60 is: 7,124,050,452.90
Step by Step Solution
- Step 1: Write the proportion equation
8,232,218,706.20 : 12,348,328,059.30 = 4,749,366,968.60 : x - Step 2: Convert to fraction form
8,232,218,706.20/12,348,328,059.30 = 4,749,366,968.60/x - Step 3: Cross multiply
8,232,218,706.20x = 12,348,328,059.30 × 4,749,366,968.60 - Step 4: Simplify right side
8,232,218,706.20x = 58,646,741,402,275,962,880 - Step 5: Solve for x
x = 58,646,741,402,275,962,880/8,232,218,706.20 - Step 6: Final answer
x = 7,124,050,452.90
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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.