Finding the Fourth Proportional to 432,897,524.13, 649,569,535.16 and 202,889,975.97
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Solution
The fourth proportional to 432,897,524.13, 649,569,535.16 and 202,889,975.97 is: 304,439,596.05
Step by Step Solution
- Step 1: Write the proportion equation
432,897,524.13 : 649,569,535.16 = 202,889,975.97 : x - Step 2: Convert to fraction form
432,897,524.13/649,569,535.16 = 202,889,975.97/x - Step 3: Cross multiply
432,897,524.13x = 649,569,535.16 × 202,889,975.97 - Step 4: Simplify right side
432,897,524.13x = 131,791,147,378,442,016 - Step 5: Solve for x
x = 131,791,147,378,442,016/432,897,524.13 - Step 6: Final answer
x = 304,439,596.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.