Finding the Fourth Proportional to 8,274,743,805.80, 12,418,162,326.30 and 5,825,863,677.80
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Solution
The fourth proportional to 8,274,743,805.80, 12,418,162,326.30 and 5,825,863,677.80 is: 8,743,052,659.96
Step by Step Solution
- Step 1: Write the proportion equation
8,274,743,805.80 : 12,418,162,326.30 = 5,825,863,677.80 : x - Step 2: Convert to fraction form
8,274,743,805.80/12,418,162,326.30 = 5,825,863,677.80/x - Step 3: Cross multiply
8,274,743,805.80x = 12,418,162,326.30 × 5,825,863,677.80 - Step 4: Simplify right side
8,274,743,805.80x = 72,346,520,841,815,523,328 - Step 5: Solve for x
x = 72,346,520,841,815,523,328/8,274,743,805.80 - Step 6: Final answer
x = 8,743,052,659.96
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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.