Finding the Fourth Proportional to 132,186,436.71, 182,409,286.01 and 73,447,093.35
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Solution
The fourth proportional to 132,186,436.71, 182,409,286.01 and 73,447,093.35 is: 101,352,545.62
Step by Step Solution
- Step 1: Write the proportion equation
132,186,436.71 : 182,409,286.01 = 73,447,093.35 : x - Step 2: Convert to fraction form
132,186,436.71/182,409,286.01 = 73,447,093.35/x - Step 3: Cross multiply
132,186,436.71x = 182,409,286.01 × 73,447,093.35 - Step 4: Simplify right side
132,186,436.71x = 13,397,431,857,483,318 - Step 5: Solve for x
x = 13,397,431,857,483,318/132,186,436.71 - Step 6: Final answer
x = 101,352,545.62
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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.