Finding the Fourth Proportional to 2,469,213,522.14, 3,703,039,721.02 and 810,847,420.16
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Solution
The fourth proportional to 2,469,213,522.14, 3,703,039,721.02 and 810,847,420.16 is: 1,216,014,806.99
Step by Step Solution
- Step 1: Write the proportion equation
2,469,213,522.14 : 3,703,039,721.02 = 810,847,420.16 : x - Step 2: Convert to fraction form
2,469,213,522.14/3,703,039,721.02 = 810,847,420.16/x - Step 3: Cross multiply
2,469,213,522.14x = 3,703,039,721.02 × 810,847,420.16 - Step 4: Simplify right side
2,469,213,522.14x = 3,002,600,204,539,073,024 - Step 5: Solve for x
x = 3,002,600,204,539,073,024/2,469,213,522.14 - Step 6: Final answer
x = 1,216,014,806.99
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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.