Finding the Fourth Proportional to 206,273,889.14, 284,663,352.21 and 113,456,832.26
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Solution
The fourth proportional to 206,273,889.14, 284,663,352.21 and 113,456,832.26 is: 156,573,390.54
Step by Step Solution
- Step 1: Write the proportion equation
206,273,889.14 : 284,663,352.21 = 113,456,832.26 : x - Step 2: Convert to fraction form
206,273,889.14/284,663,352.21 = 113,456,832.26/x - Step 3: Cross multiply
206,273,889.14x = 284,663,352.21 × 113,456,832.26 - Step 4: Simplify right side
206,273,889.14x = 32,297,002,202,259,268 - Step 5: Solve for x
x = 32,297,002,202,259,268/206,273,889.14 - Step 6: Final answer
x = 156,573,390.54
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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.