Finding the Fourth Proportional to 265,856,815.69, 398,925,724.17 and 188,632,791.99
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Solution
The fourth proportional to 265,856,815.69, 398,925,724.17 and 188,632,791.99 is: 283,048,877.09
Step by Step Solution
- Step 1: Write the proportion equation
265,856,815.69 : 398,925,724.17 = 188,632,791.99 : x - Step 2: Convert to fraction form
265,856,815.69/398,925,724.17 = 188,632,791.99/x - Step 3: Cross multiply
265,856,815.69x = 398,925,724.17 × 188,632,791.99 - Step 4: Simplify right side
265,856,815.69x = 75,250,473,146,819,728 - Step 5: Solve for x
x = 75,250,473,146,819,728/265,856,815.69 - Step 6: Final answer
x = 283,048,877.09
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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.