Finding the Fourth Proportional to 45,515,702,738.10, 68,273,554,107.15 and 45,515,702,738.10
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Solution
The fourth proportional to 45,515,702,738.10, 68,273,554,107.15 and 45,515,702,738.10 is: 68,273,554,107.15
Step by Step Solution
- Step 1: Write the proportion equation
45,515,702,738.10 : 68,273,554,107.15 = 45,515,702,738.10 : x - Step 2: Convert to fraction form
45,515,702,738.10/68,273,554,107.15 = 45,515,702,738.10/x - Step 3: Cross multiply
45,515,702,738.10x = 68,273,554,107.15 × 45,515,702,738.10 - Step 4: Simplify right side
45,515,702,738.10x = 3,107,518,793,614,625,865,728 - Step 5: Solve for x
x = 3,107,518,793,614,625,865,728/45,515,702,738.10 - Step 6: Final answer
x = 68,273,554,107.15
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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.