Finding the Fourth Proportional to 2,397,847,729.41, 3,308,861,883.33 and 1,394,194,092.12
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Solution
The fourth proportional to 2,397,847,729.41, 3,308,861,883.33 and 1,394,194,092.12 is: 1,923,890,175.68
Step by Step Solution
- Step 1: Write the proportion equation
2,397,847,729.41 : 3,308,861,883.33 = 1,394,194,092.12 : x - Step 2: Convert to fraction form
2,397,847,729.41/3,308,861,883.33 = 1,394,194,092.12/x - Step 3: Cross multiply
2,397,847,729.41x = 3,308,861,883.33 × 1,394,194,092.12 - Step 4: Simplify right side
2,397,847,729.41x = 4,613,195,689,379,742,720 - Step 5: Solve for x
x = 4,613,195,689,379,742,720/2,397,847,729.41 - Step 6: Final answer
x = 1,923,890,175.68
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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.