Finding the Fourth Proportional to 132,852,469.97, 183,336,486.66 and 74,115,135.38
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Solution
The fourth proportional to 132,852,469.97, 183,336,486.66 and 74,115,135.38 is: 102,278,930.39
Step by Step Solution
- Step 1: Write the proportion equation
132,852,469.97 : 183,336,486.66 = 74,115,135.38 : x - Step 2: Convert to fraction form
132,852,469.97/183,336,486.66 = 74,115,135.38/x - Step 3: Cross multiply
132,852,469.97x = 183,336,486.66 × 74,115,135.38 - Step 4: Simplify right side
132,852,469.97x = 13,588,008,527,982,782 - Step 5: Solve for x
x = 13,588,008,527,982,782/132,852,469.97 - Step 6: Final answer
x = 102,278,930.39
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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.