Finding the Fourth Proportional to 5,434,311,625.70, 8,150,121,121.15 and 2,328,542,078.18
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Solution
The fourth proportional to 5,434,311,625.70, 8,150,121,121.15 and 2,328,542,078.18 is: 3,492,236,235.24
Step by Step Solution
- Step 1: Write the proportion equation
5,434,311,625.70 : 8,150,121,121.15 = 2,328,542,078.18 : x - Step 2: Convert to fraction form
5,434,311,625.70/8,150,121,121.15 = 2,328,542,078.18/x - Step 3: Cross multiply
5,434,311,625.70x = 8,150,121,121.15 × 2,328,542,078.18 - Step 4: Simplify right side
5,434,311,625.70x = 18,977,899,972,849,688,576 - Step 5: Solve for x
x = 18,977,899,972,849,688,576/5,434,311,625.70 - Step 6: Final answer
x = 3,492,236,235.24
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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.