Finding the Fourth Proportional to 449,129,035.85, 673,934,736.17 and 186,994,548.82
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Solution
The fourth proportional to 449,129,035.85, 673,934,736.17 and 186,994,548.82 is: 280,592,239.34
Step by Step Solution
- Step 1: Write the proportion equation
449,129,035.85 : 673,934,736.17 = 186,994,548.82 : x - Step 2: Convert to fraction form
449,129,035.85/673,934,736.17 = 186,994,548.82/x - Step 3: Cross multiply
449,129,035.85x = 673,934,736.17 × 186,994,548.82 - Step 4: Simplify right side
449,129,035.85x = 126,022,121,923,017,536 - Step 5: Solve for x
x = 126,022,121,923,017,536/449,129,035.85 - Step 6: Final answer
x = 280,592,239.34
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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.