Finding the Fourth Proportional to 173,480,074.80, 260,194,515.72 and 50,625,405.62
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Solution
The fourth proportional to 173,480,074.80, 260,194,515.72 and 50,625,405.62 is: 75,930,638.80
Step by Step Solution
- Step 1: Write the proportion equation
173,480,074.80 : 260,194,515.72 = 50,625,405.62 : x - Step 2: Convert to fraction form
173,480,074.80/260,194,515.72 = 50,625,405.62/x - Step 3: Cross multiply
173,480,074.80x = 260,194,515.72 × 50,625,405.62 - Step 4: Simplify right side
173,480,074.80x = 13,172,452,898,424,466 - Step 5: Solve for x
x = 13,172,452,898,424,466/173,480,074.80 - Step 6: Final answer
x = 75,930,638.80
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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.