Finding the Fourth Proportional to 2,968,087,286.40, 4,456,524,175.20 and 1,660,600,708.80
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Solution
The fourth proportional to 2,968,087,286.40, 4,456,524,175.20 and 1,660,600,708.80 is: 2,493,359,018.80
Step by Step Solution
- Step 1: Write the proportion equation
2,968,087,286.40 : 4,456,524,175.20 = 1,660,600,708.80 : x - Step 2: Convert to fraction form
2,968,087,286.40/4,456,524,175.20 = 1,660,600,708.80/x - Step 3: Cross multiply
2,968,087,286.40x = 4,456,524,175.20 × 1,660,600,708.80 - Step 4: Simplify right side
2,968,087,286.40x = 7,400,507,204,121,454,592 - Step 5: Solve for x
x = 7,400,507,204,121,454,592/2,968,087,286.40 - Step 6: Final answer
x = 2,493,359,018.80
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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.