Finding the Fourth Proportional to 352,079,176.40, 528,118,764.60 and 337,151,589.20
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Solution
The fourth proportional to 352,079,176.40, 528,118,764.60 and 337,151,589.20 is: 505,727,383.80
Step by Step Solution
- Step 1: Write the proportion equation
352,079,176.40 : 528,118,764.60 = 337,151,589.20 : x - Step 2: Convert to fraction form
352,079,176.40/528,118,764.60 = 337,151,589.20/x - Step 3: Cross multiply
352,079,176.40x = 528,118,764.60 × 337,151,589.20 - Step 4: Simplify right side
352,079,176.40x = 178,056,080,771,230,720 - Step 5: Solve for x
x = 178,056,080,771,230,720/352,079,176.40 - Step 6: Final answer
x = 505,727,383.80
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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.