Finding the Fourth Proportional to 173,260,081.70, 259,715,139.39 and 108,609,202.70
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Solution
The fourth proportional to 173,260,081.70, 259,715,139.39 and 108,609,202.70 is: 162,804,114.72
Step by Step Solution
- Step 1: Write the proportion equation
173,260,081.70 : 259,715,139.39 = 108,609,202.70 : x - Step 2: Convert to fraction form
173,260,081.70/259,715,139.39 = 108,609,202.70/x - Step 3: Cross multiply
173,260,081.70x = 259,715,139.39 × 108,609,202.70 - Step 4: Simplify right side
173,260,081.70x = 28,207,454,218,267,264 - Step 5: Solve for x
x = 28,207,454,218,267,264/173,260,081.70 - Step 6: Final answer
x = 162,804,114.72
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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.