Finding the Fourth Proportional to 166,524,322.18, 229,806,285.27 and 91,169,392.92
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Solution
The fourth proportional to 166,524,322.18, 229,806,285.27 and 91,169,392.92 is: 125,815,251.75
Step by Step Solution
- Step 1: Write the proportion equation
166,524,322.18 : 229,806,285.27 = 91,169,392.92 : x - Step 2: Convert to fraction form
166,524,322.18/229,806,285.27 = 91,169,392.92/x - Step 3: Cross multiply
166,524,322.18x = 229,806,285.27 × 91,169,392.92 - Step 4: Simplify right side
166,524,322.18x = 20,951,299,517,266,240 - Step 5: Solve for x
x = 20,951,299,517,266,240/166,524,322.18 - Step 6: Final answer
x = 125,815,251.75
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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.