Finding the Fourth Proportional to 227,136,394.62, 313,081,025.04 and 177,490,505.61
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Solution
The fourth proportional to 227,136,394.62, 313,081,025.04 and 177,490,505.61 is: 244,649,958.12
Step by Step Solution
- Step 1: Write the proportion equation
227,136,394.62 : 313,081,025.04 = 177,490,505.61 : x - Step 2: Convert to fraction form
227,136,394.62/313,081,025.04 = 177,490,505.61/x - Step 3: Cross multiply
227,136,394.62x = 313,081,025.04 × 177,490,505.61 - Step 4: Simplify right side
227,136,394.62x = 55,568,909,431,246,680 - Step 5: Solve for x
x = 55,568,909,431,246,680/227,136,394.62 - Step 6: Final answer
x = 244,649,958.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.