Finding the Fourth Proportional to 377,944,675.67, 521,563,648.15 and 204,104,419.67
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Solution
The fourth proportional to 377,944,675.67, 521,563,648.15 and 204,104,419.67 is: 281,664,096.84
Step by Step Solution
- Step 1: Write the proportion equation
377,944,675.67 : 521,563,648.15 = 204,104,419.67 : x - Step 2: Convert to fraction form
377,944,675.67/521,563,648.15 = 204,104,419.67/x - Step 3: Cross multiply
377,944,675.67x = 521,563,648.15 × 204,104,419.67 - Step 4: Simplify right side
377,944,675.67x = 106,453,445,728,182,864 - Step 5: Solve for x
x = 106,453,445,728,182,864/377,944,675.67 - Step 6: Final answer
x = 281,664,096.84
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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.