Finding the Fourth Proportional to 481,660,566.26, 664,709,853.12 and 269,971,309.44
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Solution
The fourth proportional to 481,660,566.26, 664,709,853.12 and 269,971,309.44 is: 372,570,648.33
Step by Step Solution
- Step 1: Write the proportion equation
481,660,566.26 : 664,709,853.12 = 269,971,309.44 : x - Step 2: Convert to fraction form
481,660,566.26/664,709,853.12 = 269,971,309.44/x - Step 3: Cross multiply
481,660,566.26x = 664,709,853.12 × 269,971,309.44 - Step 4: Simplify right side
481,660,566.26x = 179,452,589,443,464,096 - Step 5: Solve for x
x = 179,452,589,443,464,096/481,660,566.26 - Step 6: Final answer
x = 372,570,648.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.