Finding the Fourth Proportional to 664,302,092.40, 996,453,138.60 and 204,180,474.60
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Solution
The fourth proportional to 664,302,092.40, 996,453,138.60 and 204,180,474.60 is: 306,270,711.90
Step by Step Solution
- Step 1: Write the proportion equation
664,302,092.40 : 996,453,138.60 = 204,180,474.60 : x - Step 2: Convert to fraction form
664,302,092.40/996,453,138.60 = 204,180,474.60/x - Step 3: Cross multiply
664,302,092.40x = 996,453,138.60 × 204,180,474.60 - Step 4: Simplify right side
664,302,092.40x = 203,456,274,756,007,584 - Step 5: Solve for x
x = 203,456,274,756,007,584/664,302,092.40 - Step 6: Final answer
x = 306,270,711.90
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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.