Finding the Fourth Proportional to 327,161,743.67, 451,481,063.17 and 186,032,974.38
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Solution
The fourth proportional to 327,161,743.67, 451,481,063.17 and 186,032,974.38 is: 256,724,286.02
Step by Step Solution
- Step 1: Write the proportion equation
327,161,743.67 : 451,481,063.17 = 186,032,974.38 : x - Step 2: Convert to fraction form
327,161,743.67/451,481,063.17 = 186,032,974.38/x - Step 3: Cross multiply
327,161,743.67x = 451,481,063.17 × 186,032,974.38 - Step 4: Simplify right side
327,161,743.67x = 83,990,365,057,759,776 - Step 5: Solve for x
x = 83,990,365,057,759,776/327,161,743.67 - Step 6: Final answer
x = 256,724,286.02
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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.