Finding the Fourth Proportional to 377,944,654.14, 521,563,618.38 and 204,104,398.14
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Solution
The fourth proportional to 377,944,654.14, 521,563,618.38 and 204,104,398.14 is: 281,664,067.09
Step by Step Solution
- Step 1: Write the proportion equation
377,944,654.14 : 521,563,618.38 = 204,104,398.14 : x - Step 2: Convert to fraction form
377,944,654.14/521,563,618.38 = 204,104,398.14/x - Step 3: Cross multiply
377,944,654.14x = 521,563,618.38 × 204,104,398.14 - Step 4: Simplify right side
377,944,654.14x = 106,453,428,421,170,528 - Step 5: Solve for x
x = 106,453,428,421,170,528/377,944,654.14 - Step 6: Final answer
x = 281,664,067.09
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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.