Finding the Fourth Proportional to 582,743,609.70, 874,115,414.55 and 151,922,105.70
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Solution
The fourth proportional to 582,743,609.70, 874,115,414.55 and 151,922,105.70 is: 227,883,158.55
Step by Step Solution
- Step 1: Write the proportion equation
582,743,609.70 : 874,115,414.55 = 151,922,105.70 : x - Step 2: Convert to fraction form
582,743,609.70/874,115,414.55 = 151,922,105.70/x - Step 3: Cross multiply
582,743,609.70x = 874,115,414.55 × 151,922,105.70 - Step 4: Simplify right side
582,743,609.70x = 132,797,454,403,264,400 - Step 5: Solve for x
x = 132,797,454,403,264,400/582,743,609.70 - Step 6: Final answer
x = 227,883,158.55
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Double scale
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Similar ratio
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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.