Finding the Fourth Proportional to 146,274,213.60, 201,857,296.32 and 80,193,921.12
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Solution
The fourth proportional to 146,274,213.60, 201,857,296.32 and 80,193,921.12 is: 110,666,997.96
Step by Step Solution
- Step 1: Write the proportion equation
146,274,213.60 : 201,857,296.32 = 80,193,921.12 : x - Step 2: Convert to fraction form
146,274,213.60/201,857,296.32 = 80,193,921.12/x - Step 3: Cross multiply
146,274,213.60x = 201,857,296.32 × 80,193,921.12 - Step 4: Simplify right side
146,274,213.60x = 16,187,728,098,582,546 - Step 5: Solve for x
x = 16,187,728,098,582,546/146,274,213.60 - Step 6: Final answer
x = 110,666,997.96
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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.