Finding the Fourth Proportional to 3,840,239,840,464.20, 5,760,698,396,861 and 1,083,471,984,911.90
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Solution
The fourth proportional to 3,840,239,840,464.20, 5,760,698,396,861 and 1,083,471,984,911.90 is: 1,625,303,519,003.99
Step by Step Solution
- Step 1: Write the proportion equation
3,840,239,840,464.20 : 5,760,698,396,861 = 1,083,471,984,911.90 : x - Step 2: Convert to fraction form
3,840,239,840,464.20/5,760,698,396,861 = 1,083,471,984,911.90/x - Step 3: Cross multiply
3,840,239,840,464.20x = 5,760,698,396,861 × 1,083,471,984,911.90 - Step 4: Simplify right side
3,840,239,840,464.20x = 6,241,555,326,525,788,466,970,624 - Step 5: Solve for x
x = 6,241,555,326,525,788,466,970,624/3,840,239,840,464.20 - Step 6: Final answer
x = 1,625,303,519,003.99
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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.