Finding the Fourth Proportional to 4,967,672,684.80, 7,451,509,027.20 and 4,229,040,553.60
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Solution
The fourth proportional to 4,967,672,684.80, 7,451,509,027.20 and 4,229,040,553.60 is: 6,343,560,830.40
Step by Step Solution
- Step 1: Write the proportion equation
4,967,672,684.80 : 7,451,509,027.20 = 4,229,040,553.60 : x - Step 2: Convert to fraction form
4,967,672,684.80/7,451,509,027.20 = 4,229,040,553.60/x - Step 3: Cross multiply
4,967,672,684.80x = 7,451,509,027.20 × 4,229,040,553.60 - Step 4: Simplify right side
4,967,672,684.80x = 31,512,733,861,545,283,584 - Step 5: Solve for x
x = 31,512,733,861,545,283,584/4,967,672,684.80 - Step 6: Final answer
x = 6,343,560,830.40
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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.