Finding the Fourth Proportional to 125,594,909.70, 188,252,396.55 and 48,892,445.70
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Solution
The fourth proportional to 125,594,909.70, 188,252,396.55 and 48,892,445.70 is: 73,284,180.85
Step by Step Solution
- Step 1: Write the proportion equation
125,594,909.70 : 188,252,396.55 = 48,892,445.70 : x - Step 2: Convert to fraction form
125,594,909.70/188,252,396.55 = 48,892,445.70/x - Step 3: Cross multiply
125,594,909.70x = 188,252,396.55 × 48,892,445.70 - Step 4: Simplify right side
125,594,909.70x = 9,204,120,076,215,744 - Step 5: Solve for x
x = 9,204,120,076,215,744/125,594,909.70 - Step 6: Final answer
x = 73,284,180.85
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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.