Finding the Fourth Proportional to 5,040,642,607.20, 7,560,963,910.80 and 4,351,328,200.80
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Solution
The fourth proportional to 5,040,642,607.20, 7,560,963,910.80 and 4,351,328,200.80 is: 6,526,992,301.20
Step by Step Solution
- Step 1: Write the proportion equation
5,040,642,607.20 : 7,560,963,910.80 = 4,351,328,200.80 : x - Step 2: Convert to fraction form
5,040,642,607.20/7,560,963,910.80 = 4,351,328,200.80/x - Step 3: Cross multiply
5,040,642,607.20x = 7,560,963,910.80 × 4,351,328,200.80 - Step 4: Simplify right side
5,040,642,607.20x = 32,900,235,490,295,099,392 - Step 5: Solve for x
x = 32,900,235,490,295,099,392/5,040,642,607.20 - Step 6: Final answer
x = 6,526,992,301.20
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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.