Finding the Fourth Proportional to 173,863,100.30, 260,496,052.05 and 91,860,514.70
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Solution
The fourth proportional to 173,863,100.30, 260,496,052.05 and 91,860,514.70 is: 137,633,007.68
Step by Step Solution
- Step 1: Write the proportion equation
173,863,100.30 : 260,496,052.05 = 91,860,514.70 : x - Step 2: Convert to fraction form
173,863,100.30/260,496,052.05 = 91,860,514.70/x - Step 3: Cross multiply
173,863,100.30x = 260,496,052.05 × 91,860,514.70 - Step 4: Simplify right side
173,863,100.30x = 23,929,301,418,630,992 - Step 5: Solve for x
x = 23,929,301,418,630,992/173,863,100.30 - Step 6: Final answer
x = 137,633,007.68
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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.