Finding the Fourth Proportional to 252,924,759.39, 348,843,593.12 and 217,702,512.03
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Solution
The fourth proportional to 252,924,759.39, 348,843,593.12 and 217,702,512.03 is: 300,263,709.69
Step by Step Solution
- Step 1: Write the proportion equation
252,924,759.39 : 348,843,593.12 = 217,702,512.03 : x - Step 2: Convert to fraction form
252,924,759.39/348,843,593.12 = 217,702,512.03/x - Step 3: Cross multiply
252,924,759.39x = 348,843,593.12 × 217,702,512.03 - Step 4: Simplify right side
252,924,759.39x = 75,944,126,526,706,720 - Step 5: Solve for x
x = 75,944,126,526,706,720/252,924,759.39 - Step 6: Final answer
x = 300,263,709.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.