Finding the Fourth Proportional to 278,169,693.44, 384,135,573.12 and 179,224,136.96
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Solution
The fourth proportional to 278,169,693.44, 384,135,573.12 and 179,224,136.96 is: 247,497,726.00
Step by Step Solution
- Step 1: Write the proportion equation
278,169,693.44 : 384,135,573.12 = 179,224,136.96 : x - Step 2: Convert to fraction form
278,169,693.44/384,135,573.12 = 179,224,136.96/x - Step 3: Cross multiply
278,169,693.44x = 384,135,573.12 × 179,224,136.96 - Step 4: Simplify right side
278,169,693.44x = 68,846,366,568,066,976 - Step 5: Solve for x
x = 68,846,366,568,066,976/278,169,693.44 - Step 6: Final answer
x = 247,497,726.00
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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.