Finding the Fourth Proportional to 67,431,874.48, 101,148,074.16 and 16,313,811.28
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Solution
The fourth proportional to 67,431,874.48, 101,148,074.16 and 16,313,811.28 is: 24,470,780.41
Step by Step Solution
- Step 1: Write the proportion equation
67,431,874.48 : 101,148,074.16 = 16,313,811.28 : x - Step 2: Convert to fraction form
67,431,874.48/101,148,074.16 = 16,313,811.28/x - Step 3: Cross multiply
67,431,874.48x = 101,148,074.16 × 16,313,811.28 - Step 4: Simplify right side
67,431,874.48x = 1,650,110,593,181,684.50 - Step 5: Solve for x
x = 1,650,110,593,181,684.50/67,431,874.48 - Step 6: Final answer
x = 24,470,780.41
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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.