Finding the Fourth Proportional to 9,121,949,855.88, 13,682,970,343.68 and 3,226,514,524.84
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Solution
The fourth proportional to 9,121,949,855.88, 13,682,970,343.68 and 3,226,514,524.84 is: 4,839,787,902.19
Step by Step Solution
- Step 1: Write the proportion equation
9,121,949,855.88 : 13,682,970,343.68 = 3,226,514,524.84 : x - Step 2: Convert to fraction form
9,121,949,855.88/13,682,970,343.68 = 3,226,514,524.84/x - Step 3: Cross multiply
9,121,949,855.88x = 13,682,970,343.68 × 3,226,514,524.84 - Step 4: Simplify right side
9,121,949,855.88x = 44,148,302,556,838,486,016 - Step 5: Solve for x
x = 44,148,302,556,838,486,016/9,121,949,855.88 - Step 6: Final answer
x = 4,839,787,902.19
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1.5x scale
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.