Finding the Fourth Proportional to 2,327,192,127.45, 3,211,593,281.10 and 1,269,988,220.97
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Solution
The fourth proportional to 2,327,192,127.45, 3,211,593,281.10 and 1,269,988,220.97 is: 1,752,620,932.94
Step by Step Solution
- Step 1: Write the proportion equation
2,327,192,127.45 : 3,211,593,281.10 = 1,269,988,220.97 : x - Step 2: Convert to fraction form
2,327,192,127.45/3,211,593,281.10 = 1,269,988,220.97/x - Step 3: Cross multiply
2,327,192,127.45x = 3,211,593,281.10 × 1,269,988,220.97 - Step 4: Simplify right side
2,327,192,127.45x = 4,078,685,637,543,394,304 - Step 5: Solve for x
x = 4,078,685,637,543,394,304/2,327,192,127.45 - Step 6: Final answer
x = 1,752,620,932.94
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1.5x scale
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.