Finding the Fourth Proportional to 327,407,175.80, 491,110,763.70 and 163,670,203.70
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Solution
The fourth proportional to 327,407,175.80, 491,110,763.70 and 163,670,203.70 is: 245,505,305.55
Step by Step Solution
- Step 1: Write the proportion equation
327,407,175.80 : 491,110,763.70 = 163,670,203.70 : x - Step 2: Convert to fraction form
327,407,175.80/491,110,763.70 = 163,670,203.70/x - Step 3: Cross multiply
327,407,175.80x = 491,110,763.70 × 163,670,203.70 - Step 4: Simplify right side
327,407,175.80x = 80,380,198,734,041,552 - Step 5: Solve for x
x = 80,380,198,734,041,552/327,407,175.80 - Step 6: Final answer
x = 245,505,305.55
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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.