Finding the Fourth Proportional to 204,213,837.24, 281,816,893.98 and 111,394,757.88
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Solution
The fourth proportional to 204,213,837.24, 281,816,893.98 and 111,394,757.88 is: 153,725,746.97
Step by Step Solution
- Step 1: Write the proportion equation
204,213,837.24 : 281,816,893.98 = 111,394,757.88 : x - Step 2: Convert to fraction form
204,213,837.24/281,816,893.98 = 111,394,757.88/x - Step 3: Cross multiply
204,213,837.24x = 281,816,893.98 × 111,394,757.88 - Step 4: Simplify right side
204,213,837.24x = 31,392,924,671,395,732 - Step 5: Solve for x
x = 31,392,924,671,395,732/204,213,837.24 - Step 6: Final answer
x = 153,725,746.97
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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.