Finding the Fourth Proportional to 271,149,108.12, 369,179,861.94 and 270,288,173.70
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Solution
The fourth proportional to 271,149,108.12, 369,179,861.94 and 270,288,173.70 is: 368,007,666.86
Step by Step Solution
- Step 1: Write the proportion equation
271,149,108.12 : 369,179,861.94 = 270,288,173.70 : x - Step 2: Convert to fraction form
271,149,108.12/369,179,861.94 = 270,288,173.70/x - Step 3: Cross multiply
271,149,108.12x = 369,179,861.94 × 270,288,173.70 - Step 4: Simplify right side
271,149,108.12x = 99,784,950,650,580,736 - Step 5: Solve for x
x = 99,784,950,650,580,736/271,149,108.12 - Step 6: Final answer
x = 368,007,666.86
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.