Finding the Fourth Proportional to 8,498,682,437.40, 12,748,023,656.10 and 6,723,244,344.60
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Solution
The fourth proportional to 8,498,682,437.40, 12,748,023,656.10 and 6,723,244,344.60 is: 10,084,866,516.90
Step by Step Solution
- Step 1: Write the proportion equation
8,498,682,437.40 : 12,748,023,656.10 = 6,723,244,344.60 : x - Step 2: Convert to fraction form
8,498,682,437.40/12,748,023,656.10 = 6,723,244,344.60/x - Step 3: Cross multiply
8,498,682,437.40x = 12,748,023,656.10 × 6,723,244,344.60 - Step 4: Simplify right side
8,498,682,437.40x = 85,708,077,950,701,355,008 - Step 5: Solve for x
x = 85,708,077,950,701,355,008/8,498,682,437.40 - Step 6: Final answer
x = 10,084,866,516.90
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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.