Finding the Fourth Proportional to 481,202,964.39, 721,688,873.81 and 222,169,304.19
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Solution
The fourth proportional to 481,202,964.39, 721,688,873.81 and 222,169,304.19 is: 333,200,596.84
Step by Step Solution
- Step 1: Write the proportion equation
481,202,964.39 : 721,688,873.81 = 222,169,304.19 : x - Step 2: Convert to fraction form
481,202,964.39/721,688,873.81 = 222,169,304.19/x - Step 3: Cross multiply
481,202,964.39x = 721,688,873.81 × 222,169,304.19 - Step 4: Simplify right side
481,202,964.39x = 160,337,114,934,921,568 - Step 5: Solve for x
x = 160,337,114,934,921,568/481,202,964.39 - Step 6: Final answer
x = 333,200,596.84
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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.