Finding the Fourth Proportional to 227,524,541.20, 313,894,530.44 and 132,138,812.44
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Solution
The fourth proportional to 227,524,541.20, 313,894,530.44 and 132,138,812.44 is: 182,299,677.49
Step by Step Solution
- Step 1: Write the proportion equation
227,524,541.20 : 313,894,530.44 = 132,138,812.44 : x - Step 2: Convert to fraction form
227,524,541.20/313,894,530.44 = 132,138,812.44/x - Step 3: Cross multiply
227,524,541.20x = 313,894,530.44 × 132,138,812.44 - Step 4: Simplify right side
227,524,541.20x = 41,477,650,481,953,816 - Step 5: Solve for x
x = 41,477,650,481,953,816/227,524,541.20 - Step 6: Final answer
x = 182,299,677.49
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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.