Finding the Fourth Proportional to 4,497,110,105.56, 6,206,205,880.80 and 2,489,945,278.48
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Solution
The fourth proportional to 4,497,110,105.56, 6,206,205,880.80 and 2,489,945,278.48 is: 3,436,231,861.67
Step by Step Solution
- Step 1: Write the proportion equation
4,497,110,105.56 : 6,206,205,880.80 = 2,489,945,278.48 : x - Step 2: Convert to fraction form
4,497,110,105.56/6,206,205,880.80 = 2,489,945,278.48/x - Step 3: Cross multiply
4,497,110,105.56x = 6,206,205,880.80 × 2,489,945,278.48 - Step 4: Simplify right side
4,497,110,105.56x = 15,453,113,030,172,770,304 - Step 5: Solve for x
x = 15,453,113,030,172,770,304/4,497,110,105.56 - Step 6: Final answer
x = 3,436,231,861.67
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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.