Finding the Fourth Proportional to 325,845,122.69, 449,663,107.97 and 177,166,241.75
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Solution
The fourth proportional to 325,845,122.69, 449,663,107.97 and 177,166,241.75 is: 244,487,694.75
Step by Step Solution
- Step 1: Write the proportion equation
325,845,122.69 : 449,663,107.97 = 177,166,241.75 : x - Step 2: Convert to fraction form
325,845,122.69/449,663,107.97 = 177,166,241.75/x - Step 3: Cross multiply
325,845,122.69x = 449,663,107.97 × 177,166,241.75 - Step 4: Simplify right side
325,845,122.69x = 79,665,122,889,535,216 - Step 5: Solve for x
x = 79,665,122,889,535,216/325,845,122.69 - Step 6: Final answer
x = 244,487,694.75
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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.