Finding the Fourth Proportional to 3,149,282,018.80, 4,723,923,028.20 and 2,967,883,490.80
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Solution
The fourth proportional to 3,149,282,018.80, 4,723,923,028.20 and 2,967,883,490.80 is: 4,451,825,236.20
Step by Step Solution
- Step 1: Write the proportion equation
3,149,282,018.80 : 4,723,923,028.20 = 2,967,883,490.80 : x - Step 2: Convert to fraction form
3,149,282,018.80/4,723,923,028.20 = 2,967,883,490.80/x - Step 3: Cross multiply
3,149,282,018.80x = 4,723,923,028.20 × 2,967,883,490.80 - Step 4: Simplify right side
3,149,282,018.80x = 14,020,053,167,204,722,688 - Step 5: Solve for x
x = 14,020,053,167,204,722,688/3,149,282,018.80 - Step 6: Final answer
x = 4,451,825,236.20
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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.