Finding the Fourth Proportional to 546,048,163.80, 819,072,245.70 and 341,974,819.80
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Solution
The fourth proportional to 546,048,163.80, 819,072,245.70 and 341,974,819.80 is: 512,962,229.70
Step by Step Solution
- Step 1: Write the proportion equation
546,048,163.80 : 819,072,245.70 = 341,974,819.80 : x - Step 2: Convert to fraction form
546,048,163.80/819,072,245.70 = 341,974,819.80/x - Step 3: Cross multiply
546,048,163.80x = 819,072,245.70 × 341,974,819.80 - Step 4: Simplify right side
546,048,163.80x = 280,102,083,626,438,848 - Step 5: Solve for x
x = 280,102,083,626,438,848/546,048,163.80 - Step 6: Final answer
x = 512,962,229.70
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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.