Finding the Fourth Proportional to 497,057,825.16, 745,586,716.68 and 472,202,994.60
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Solution
The fourth proportional to 497,057,825.16, 745,586,716.68 and 472,202,994.60 is: 708,304,471.89
Step by Step Solution
- Step 1: Write the proportion equation
497,057,825.16 : 745,586,716.68 = 472,202,994.60 : x - Step 2: Convert to fraction form
497,057,825.16/745,586,716.68 = 472,202,994.60/x - Step 3: Cross multiply
497,057,825.16x = 745,586,716.68 × 472,202,994.60 - Step 4: Simplify right side
497,057,825.16x = 352,068,280,350,277,760 - Step 5: Solve for x
x = 352,068,280,350,277,760/497,057,825.16 - Step 6: Final answer
x = 708,304,471.89
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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.