Finding the Fourth Proportional to 8,236,860,163.20, 12,355,290,244.80 and 8,236,860,163.20
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Solution
The fourth proportional to 8,236,860,163.20, 12,355,290,244.80 and 8,236,860,163.20 is: 12,355,290,244.80
Step by Step Solution
- Step 1: Write the proportion equation
8,236,860,163.20 : 12,355,290,244.80 = 8,236,860,163.20 : x - Step 2: Convert to fraction form
8,236,860,163.20/12,355,290,244.80 = 8,236,860,163.20/x - Step 3: Cross multiply
8,236,860,163.20x = 12,355,290,244.80 × 8,236,860,163.20 - Step 4: Simplify right side
8,236,860,163.20x = 101,768,798,022,166,691,840 - Step 5: Solve for x
x = 101,768,798,022,166,691,840/8,236,860,163.20 - Step 6: Final answer
x = 12,355,290,244.80
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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.