Finding the Fourth Proportional to 189,168,419.70, 283,752,629.55 and 189,168,419.70
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Solution
The fourth proportional to 189,168,419.70, 283,752,629.55 and 189,168,419.70 is: 283,752,629.55
Step by Step Solution
- Step 1: Write the proportion equation
189,168,419.70 : 283,752,629.55 = 189,168,419.70 : x - Step 2: Convert to fraction form
189,168,419.70/283,752,629.55 = 189,168,419.70/x - Step 3: Cross multiply
189,168,419.70x = 283,752,629.55 × 189,168,419.70 - Step 4: Simplify right side
189,168,419.70x = 53,677,036,517,693,024 - Step 5: Solve for x
x = 53,677,036,517,693,024/189,168,419.70 - Step 6: Final answer
x = 283,752,629.55
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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.