Finding the Fourth Proportional to 5,865,212,162.77, 8,093,935,880.63 and 3,188,992,305.85
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Solution
The fourth proportional to 5,865,212,162.77, 8,093,935,880.63 and 3,188,992,305.85 is: 4,400,778,442.63
Step by Step Solution
- Step 1: Write the proportion equation
5,865,212,162.77 : 8,093,935,880.63 = 3,188,992,305.85 : x - Step 2: Convert to fraction form
5,865,212,162.77/8,093,935,880.63 = 3,188,992,305.85/x - Step 3: Cross multiply
5,865,212,162.77x = 8,093,935,880.63 × 3,188,992,305.85 - Step 4: Simplify right side
5,865,212,162.77x = 25,811,499,247,347,933,184 - Step 5: Solve for x
x = 25,811,499,247,347,933,184/5,865,212,162.77 - Step 6: Final answer
x = 4,400,778,442.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.