Finding the Fourth Proportional to 146,525,519.26, 202,210,902.97 and 80,448,802.53
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Solution
The fourth proportional to 146,525,519.26, 202,210,902.97 and 80,448,802.53 is: 111,022,469.56
Step by Step Solution
- Step 1: Write the proportion equation
146,525,519.26 : 202,210,902.97 = 80,448,802.53 : x - Step 2: Convert to fraction form
146,525,519.26/202,210,902.97 = 80,448,802.53/x - Step 3: Cross multiply
146,525,519.26x = 202,210,902.97 × 80,448,802.53 - Step 4: Simplify right side
146,525,519.26x = 16,267,625,001,487,108 - Step 5: Solve for x
x = 16,267,625,001,487,108/146,525,519.26 - Step 6: Final answer
x = 111,022,469.56
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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.