Finding the Fourth Proportional to 204,213,844.24, 281,816,903.64 and 111,394,764.88
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Solution
The fourth proportional to 204,213,844.24, 281,816,903.64 and 111,394,764.88 is: 153,725,756.63
Step by Step Solution
- Step 1: Write the proportion equation
204,213,844.24 : 281,816,903.64 = 111,394,764.88 : x - Step 2: Convert to fraction form
204,213,844.24/281,816,903.64 = 111,394,764.88/x - Step 3: Cross multiply
204,213,844.24x = 281,816,903.64 × 111,394,764.88 - Step 4: Simplify right side
204,213,844.24x = 31,392,927,720,187,412 - Step 5: Solve for x
x = 31,392,927,720,187,412/204,213,844.24 - Step 6: Final answer
x = 153,725,756.63
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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.