Finding the Fourth Proportional to 323,277,467.75, 484,920,400.67 and 107,866,715.75
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Solution
The fourth proportional to 323,277,467.75, 484,920,400.67 and 107,866,715.75 is: 161,801,474.70
Step by Step Solution
- Step 1: Write the proportion equation
323,277,467.75 : 484,920,400.67 = 107,866,715.75 : x - Step 2: Convert to fraction form
323,277,467.75/484,920,400.67 = 107,866,715.75/x - Step 3: Cross multiply
323,277,467.75x = 484,920,400.67 × 107,866,715.75 - Step 4: Simplify right side
323,277,467.75x = 52,306,771,019,907,672 - Step 5: Solve for x
x = 52,306,771,019,907,672/323,277,467.75 - Step 6: Final answer
x = 161,801,474.70
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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.