Finding the Fourth Proportional to 2,202,647,286.64, 3,304,062,110.84 and 649,938,578.48
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Solution
The fourth proportional to 2,202,647,286.64, 3,304,062,110.84 and 649,938,578.48 is: 974,934,772.60
Step by Step Solution
- Step 1: Write the proportion equation
2,202,647,286.64 : 3,304,062,110.84 = 649,938,578.48 : x - Step 2: Convert to fraction form
2,202,647,286.64/3,304,062,110.84 = 649,938,578.48/x - Step 3: Cross multiply
2,202,647,286.64x = 3,304,062,110.84 × 649,938,578.48 - Step 4: Simplify right side
2,202,647,286.64x = 2,147,437,431,528,977,920 - Step 5: Solve for x
x = 2,147,437,431,528,977,920/2,202,647,286.64 - Step 6: Final answer
x = 974,934,772.60
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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.