Finding the Fourth Proportional to 3,882,204,066.70, 5,823,306,100.05 and 3,192,889,660.30
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Solution
The fourth proportional to 3,882,204,066.70, 5,823,306,100.05 and 3,192,889,660.30 is: 4,789,334,490.45
Step by Step Solution
- Step 1: Write the proportion equation
3,882,204,066.70 : 5,823,306,100.05 = 3,192,889,660.30 : x - Step 2: Convert to fraction form
3,882,204,066.70/5,823,306,100.05 = 3,192,889,660.30/x - Step 3: Cross multiply
3,882,204,066.70x = 5,823,306,100.05 × 3,192,889,660.30 - Step 4: Simplify right side
3,882,204,066.70x = 18,593,173,835,611,566,080 - Step 5: Solve for x
x = 18,593,173,835,611,566,080/3,882,204,066.70 - Step 6: Final answer
x = 4,789,334,490.45
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1.5x scale
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.