Finding the Fourth Proportional to 118,161,363.91, 177,268,396.47 and 36,288,504.53
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Solution
The fourth proportional to 118,161,363.91, 177,268,396.47 and 36,288,504.53 is: 54,440,849.32
Step by Step Solution
- Step 1: Write the proportion equation
118,161,363.91 : 177,268,396.47 = 36,288,504.53 : x - Step 2: Convert to fraction form
118,161,363.91/177,268,396.47 = 36,288,504.53/x - Step 3: Cross multiply
118,161,363.91x = 177,268,396.47 × 36,288,504.53 - Step 4: Simplify right side
118,161,363.91x = 6,432,805,008,327,431 - Step 5: Solve for x
x = 6,432,805,008,327,431/118,161,363.91 - Step 6: Final answer
x = 54,440,849.32
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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.