Finding the Fourth Proportional to 85,601,524,114.90, 128,351,419,387.35 and 32,546,440,872.82
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Solution
The fourth proportional to 85,601,524,114.90, 128,351,419,387.35 and 32,546,440,872.82 is: 48,800,321,317.01
Step by Step Solution
- Step 1: Write the proportion equation
85,601,524,114.90 : 128,351,419,387.35 = 32,546,440,872.82 : x - Step 2: Convert to fraction form
85,601,524,114.90/128,351,419,387.35 = 32,546,440,872.82/x - Step 3: Cross multiply
85,601,524,114.90x = 128,351,419,387.35 × 32,546,440,872.82 - Step 4: Simplify right side
85,601,524,114.90x = 4,177,381,882,032,909,451,264 - Step 5: Solve for x
x = 4,177,381,882,032,909,451,264/85,601,524,114.90 - Step 6: Final answer
x = 48,800,321,317.01
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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.