Finding the Fourth Proportional to 323,524,518, 485,286,777 and 108,113,766
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Solution
The fourth proportional to 323,524,518, 485,286,777 and 108,113,766 is: 162,170,649
Step by Step Solution
- Step 1: Write the proportion equation
323,524,518 : 485,286,777 = 108,113,766 : x - Step 2: Convert to fraction form
323,524,518/485,286,777 = 108,113,766/x - Step 3: Cross multiply
323,524,518x = 485,286,777 × 108,113,766 - Step 4: Simplify right side
323,524,518x = 52,466,181,051,472,184 - Step 5: Solve for x
x = 52,466,181,051,472,184/323,524,518 - Step 6: Final answer
x = 162,170,649
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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.