Finding the Fourth Proportional to 132,593,511.87, 182,969,641.08 and 73,052,207.19
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Solution
The fourth proportional to 132,593,511.87, 182,969,641.08 and 73,052,207.19 is: 100,806,864.09
Step by Step Solution
- Step 1: Write the proportion equation
132,593,511.87 : 182,969,641.08 = 73,052,207.19 : x - Step 2: Convert to fraction form
132,593,511.87/182,969,641.08 = 73,052,207.19/x - Step 3: Cross multiply
132,593,511.87x = 182,969,641.08 × 73,052,207.19 - Step 4: Simplify right side
132,593,511.87x = 13,366,336,129,656,096 - Step 5: Solve for x
x = 13,366,336,129,656,096/132,593,511.87 - Step 6: Final answer
x = 100,806,864.09
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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.