Finding the Fourth Proportional to 2,327,192,125.45, 3,211,593,278.34 and 1,269,988,218.97
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Solution
The fourth proportional to 2,327,192,125.45, 3,211,593,278.34 and 1,269,988,218.97 is: 1,752,620,930.18
Step by Step Solution
- Step 1: Write the proportion equation
2,327,192,125.45 : 3,211,593,278.34 = 1,269,988,218.97 : x - Step 2: Convert to fraction form
2,327,192,125.45/3,211,593,278.34 = 1,269,988,218.97/x - Step 3: Cross multiply
2,327,192,125.45x = 3,211,593,278.34 × 1,269,988,218.97 - Step 4: Simplify right side
2,327,192,125.45x = 4,078,685,627,615,040,512 - Step 5: Solve for x
x = 4,078,685,627,615,040,512/2,327,192,125.45 - Step 6: Final answer
x = 1,752,620,930.18
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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.