Finding the Fourth Proportional to 338,568,102.16, 466,751,683.41 and 227,078,866.24
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Solution
The fourth proportional to 338,568,102.16, 466,751,683.41 and 227,078,866.24 is: 313,052,063.70
Step by Step Solution
- Step 1: Write the proportion equation
338,568,102.16 : 466,751,683.41 = 227,078,866.24 : x - Step 2: Convert to fraction form
338,568,102.16/466,751,683.41 = 227,078,866.24/x - Step 3: Cross multiply
338,568,102.16x = 466,751,683.41 × 227,078,866.24 - Step 4: Simplify right side
338,568,102.16x = 105,989,443,084,354,224 - Step 5: Solve for x
x = 105,989,443,084,354,224/338,568,102.16 - Step 6: Final answer
x = 313,052,063.70
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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.