Finding the Fourth Proportional to 377,944,680.18, 521,563,654.37 and 204,104,424.18
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Solution
The fourth proportional to 377,944,680.18, 521,563,654.37 and 204,104,424.18 is: 281,664,103.06
Step by Step Solution
- Step 1: Write the proportion equation
377,944,680.18 : 521,563,654.37 = 204,104,424.18 : x - Step 2: Convert to fraction form
377,944,680.18/521,563,654.37 = 204,104,424.18/x - Step 3: Cross multiply
377,944,680.18x = 521,563,654.37 × 204,104,424.18 - Step 4: Simplify right side
377,944,680.18x = 106,453,449,347,384,880 - Step 5: Solve for x
x = 106,453,449,347,384,880/377,944,680.18 - Step 6: Final answer
x = 281,664,103.06
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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.