Finding the Fourth Proportional to 204,213,562.62, 281,816,515 and 111,394,483.26
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Solution
The fourth proportional to 204,213,562.62, 281,816,515 and 111,394,483.26 is: 153,725,367.99
Step by Step Solution
- Step 1: Write the proportion equation
204,213,562.62 : 281,816,515 = 111,394,483.26 : x - Step 2: Convert to fraction form
204,213,562.62/281,816,515 = 111,394,483.26/x - Step 3: Cross multiply
204,213,562.62x = 281,816,515 × 111,394,483.26 - Step 4: Simplify right side
204,213,562.62x = 31,392,805,062,559,040 - Step 5: Solve for x
x = 31,392,805,062,559,040/204,213,562.62 - Step 6: Final answer
x = 153,725,367.99
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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.