Finding the Fourth Proportional to 2,253,355,233.62, 3,377,647,257.98 and 757,963,198.94
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Solution
The fourth proportional to 2,253,355,233.62, 3,377,647,257.98 and 757,963,198.94 is: 1,136,142,354.46
Step by Step Solution
- Step 1: Write the proportion equation
2,253,355,233.62 : 3,377,647,257.98 = 757,963,198.94 : x - Step 2: Convert to fraction form
2,253,355,233.62/3,377,647,257.98 = 757,963,198.94/x - Step 3: Cross multiply
2,253,355,233.62x = 3,377,647,257.98 × 757,963,198.94 - Step 4: Simplify right side
2,253,355,233.62x = 2,560,132,320,549,440,512 - Step 5: Solve for x
x = 2,560,132,320,549,440,512/2,253,355,233.62 - Step 6: Final answer
x = 1,136,142,354.46
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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.