Finding the Fourth Proportional to 151,915,371.20, 227,873,059.68 and 36,899,138.56
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Solution
The fourth proportional to 151,915,371.20, 227,873,059.68 and 36,899,138.56 is: 55,348,708.54
Step by Step Solution
- Step 1: Write the proportion equation
151,915,371.20 : 227,873,059.68 = 36,899,138.56 : x - Step 2: Convert to fraction form
151,915,371.20/227,873,059.68 = 36,899,138.56/x - Step 3: Cross multiply
151,915,371.20x = 227,873,059.68 × 36,899,138.56 - Step 4: Simplify right side
151,915,371.20x = 8,408,319,603,223,470 - Step 5: Solve for x
x = 8,408,319,603,223,470/151,915,371.20 - Step 6: Final answer
x = 55,348,708.54
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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.