Finding the Fourth Proportional to 154,051,717.73, 212,614,187.54 and 97,541,716.06
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Solution
The fourth proportional to 154,051,717.73, 212,614,187.54 and 97,541,716.06 is: 134,622,015.37
Step by Step Solution
- Step 1: Write the proportion equation
154,051,717.73 : 212,614,187.54 = 97,541,716.06 : x - Step 2: Convert to fraction form
154,051,717.73/212,614,187.54 = 97,541,716.06/x - Step 3: Cross multiply
154,051,717.73x = 212,614,187.54 × 97,541,716.06 - Step 4: Simplify right side
154,051,717.73x = 20,738,752,711,354,268 - Step 5: Solve for x
x = 20,738,752,711,354,268/154,051,717.73 - Step 6: Final answer
x = 134,622,015.37
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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.