Finding the Fourth Proportional to 335,459,708.96, 503,170,637.67 and 148,659,850.44
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Solution
The fourth proportional to 335,459,708.96, 503,170,637.67 and 148,659,850.44 is: 222,981,388.66
Step by Step Solution
- Step 1: Write the proportion equation
335,459,708.96 : 503,170,637.67 = 148,659,850.44 : x - Step 2: Convert to fraction form
335,459,708.96/503,170,637.67 = 148,659,850.44/x - Step 3: Cross multiply
335,459,708.96x = 503,170,637.67 × 148,659,850.44 - Step 4: Simplify right side
335,459,708.96x = 74,801,271,741,821,632 - Step 5: Solve for x
x = 74,801,271,741,821,632/335,459,708.96 - Step 6: Final answer
x = 222,981,388.66
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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.