Finding the Fourth Proportional to 189,504,274.92, 261,517,702.26 and 111,189,160.68
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Solution
The fourth proportional to 189,504,274.92, 261,517,702.26 and 111,189,160.68 is: 153,442,099.55
Step by Step Solution
- Step 1: Write the proportion equation
189,504,274.92 : 261,517,702.26 = 111,189,160.68 : x - Step 2: Convert to fraction form
189,504,274.92/261,517,702.26 = 111,189,160.68/x - Step 3: Cross multiply
189,504,274.92x = 261,517,702.26 × 111,189,160.68 - Step 4: Simplify right side
189,504,274.92x = 29,077,933,817,251,540 - Step 5: Solve for x
x = 29,077,933,817,251,540/189,504,274.92 - Step 6: Final answer
x = 153,442,099.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.