Finding the Fourth Proportional to 265,720,921.80, 398,581,382.70 and 182,497,261.20
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Solution
The fourth proportional to 265,720,921.80, 398,581,382.70 and 182,497,261.20 is: 273,745,891.80
Step by Step Solution
- Step 1: Write the proportion equation
265,720,921.80 : 398,581,382.70 = 182,497,261.20 : x - Step 2: Convert to fraction form
265,720,921.80/398,581,382.70 = 182,497,261.20/x - Step 3: Cross multiply
265,720,921.80x = 398,581,382.70 × 182,497,261.20 - Step 4: Simplify right side
265,720,921.80x = 72,740,010,708,059,056 - Step 5: Solve for x
x = 72,740,010,708,059,056/265,720,921.80 - Step 6: Final answer
x = 273,745,891.80
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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.