Finding the Fourth Proportional to 206,838,882.18, 285,439,644.36 and 114,022,711.44
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Solution
The fourth proportional to 206,838,882.18, 285,439,644.36 and 114,022,711.44 is: 157,352,437.12
Step by Step Solution
- Step 1: Write the proportion equation
206,838,882.18 : 285,439,644.36 = 114,022,711.44 : x - Step 2: Convert to fraction form
206,838,882.18/285,439,644.36 = 114,022,711.44/x - Step 3: Cross multiply
206,838,882.18x = 285,439,644.36 × 114,022,711.44 - Step 4: Simplify right side
206,838,882.18x = 32,546,602,202,396,504 - Step 5: Solve for x
x = 32,546,602,202,396,504/206,838,882.18 - Step 6: Final answer
x = 157,352,437.12
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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.