Finding the Fourth Proportional to 173,163,187.13, 259,744,714.47 and 69,532,361.62
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Solution
The fourth proportional to 173,163,187.13, 259,744,714.47 and 69,532,361.62 is: 104,298,515.84
Step by Step Solution
- Step 1: Write the proportion equation
173,163,187.13 : 259,744,714.47 = 69,532,361.62 : x - Step 2: Convert to fraction form
173,163,187.13/259,744,714.47 = 69,532,361.62/x - Step 3: Cross multiply
173,163,187.13x = 259,744,714.47 × 69,532,361.62 - Step 4: Simplify right side
173,163,187.13x = 18,060,663,414,762,328 - Step 5: Solve for x
x = 18,060,663,414,762,328/173,163,187.13 - Step 6: Final answer
x = 104,298,515.84
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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.