Finding the Fourth Proportional to 264,910,541.40, 397,365,812.10 and 207,451,927.80
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Solution
The fourth proportional to 264,910,541.40, 397,365,812.10 and 207,451,927.80 is: 311,177,891.70
Step by Step Solution
- Step 1: Write the proportion equation
264,910,541.40 : 397,365,812.10 = 207,451,927.80 : x - Step 2: Convert to fraction form
264,910,541.40/397,365,812.10 = 207,451,927.80/x - Step 3: Cross multiply
264,910,541.40x = 397,365,812.10 × 207,451,927.80 - Step 4: Simplify right side
264,910,541.40x = 82,434,303,761,957,584 - Step 5: Solve for x
x = 82,434,303,761,957,584/264,910,541.40 - Step 6: Final answer
x = 311,177,891.70
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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.