Finding the Fourth Proportional to 664,257,491.70, 996,413,468.43 and 227,858,290.23
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Solution
The fourth proportional to 664,257,491.70, 996,413,468.43 and 227,858,290.23 is: 341,796,776.27
Step by Step Solution
- Step 1: Write the proportion equation
664,257,491.70 : 996,413,468.43 = 227,858,290.23 : x - Step 2: Convert to fraction form
664,257,491.70/996,413,468.43 = 227,858,290.23/x - Step 3: Cross multiply
664,257,491.70x = 996,413,468.43 × 227,858,290.23 - Step 4: Simplify right side
664,257,491.70x = 227,041,069,278,603,872 - Step 5: Solve for x
x = 227,041,069,278,603,872/664,257,491.70 - Step 6: Final answer
x = 341,796,776.27
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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.