Finding the Fourth Proportional to 3,588,405,943.80, 5,382,608,915.70 and 2,362,958,110.20
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Solution
The fourth proportional to 3,588,405,943.80, 5,382,608,915.70 and 2,362,958,110.20 is: 3,544,437,165.30
Step by Step Solution
- Step 1: Write the proportion equation
3,588,405,943.80 : 5,382,608,915.70 = 2,362,958,110.20 : x - Step 2: Convert to fraction form
3,588,405,943.80/5,382,608,915.70 = 2,362,958,110.20/x - Step 3: Cross multiply
3,588,405,943.80x = 5,382,608,915.70 × 2,362,958,110.20 - Step 4: Simplify right side
3,588,405,943.80x = 12,718,879,391,388,141,568 - Step 5: Solve for x
x = 12,718,879,391,388,141,568/3,588,405,943.80 - Step 6: Final answer
x = 3,544,437,165.30
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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.