Finding the Fourth Proportional to 373,556,115.50, 560,674,201.21 and 198,825,843.44
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Solution
The fourth proportional to 373,556,115.50, 560,674,201.21 and 198,825,843.44 is: 298,419,745.58
Step by Step Solution
- Step 1: Write the proportion equation
373,556,115.50 : 560,674,201.21 = 198,825,843.44 : x - Step 2: Convert to fraction form
373,556,115.50/560,674,201.21 = 198,825,843.44/x - Step 3: Cross multiply
373,556,115.50x = 560,674,201.21 × 198,825,843.44 - Step 4: Simplify right side
373,556,115.50x = 111,476,520,947,326,080 - Step 5: Solve for x
x = 111,476,520,947,326,080/373,556,115.50 - Step 6: Final answer
x = 298,419,745.58
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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.