Finding the Fourth Proportional to 3,647,515,850.85, 5,036,042,782.04 and 2,310,592,340.73
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Solution
The fourth proportional to 3,647,515,850.85, 5,036,042,782.04 and 2,310,592,340.73 is: 3,190,182,676.53
Step by Step Solution
- Step 1: Write the proportion equation
3,647,515,850.85 : 5,036,042,782.04 = 2,310,592,340.73 : x - Step 2: Convert to fraction form
3,647,515,850.85/5,036,042,782.04 = 2,310,592,340.73/x - Step 3: Cross multiply
3,647,515,850.85x = 5,036,042,782.04 × 2,310,592,340.73 - Step 4: Simplify right side
3,647,515,850.85x = 11,636,241,879,758,671,872 - Step 5: Solve for x
x = 11,636,241,879,758,671,872/3,647,515,850.85 - Step 6: Final answer
x = 3,190,182,676.53
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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.