Finding the Fourth Proportional to 363,616,371.56, 543,432,164.68 and 265,454,791.92
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Solution
The fourth proportional to 363,616,371.56, 543,432,164.68 and 265,454,791.92 is: 396,727,659.92
Step by Step Solution
- Step 1: Write the proportion equation
363,616,371.56 : 543,432,164.68 = 265,454,791.92 : x - Step 2: Convert to fraction form
363,616,371.56/543,432,164.68 = 265,454,791.92/x - Step 3: Cross multiply
363,616,371.56x = 543,432,164.68 × 265,454,791.92 - Step 4: Simplify right side
363,616,371.56x = 144,256,672,197,764,544 - Step 5: Solve for x
x = 144,256,672,197,764,544/363,616,371.56 - Step 6: Final answer
x = 396,727,659.92
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.