Finding the Fourth Proportional to 244,410,161.20, 367,040,394.60 and 129,618,905.20
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Solution
The fourth proportional to 244,410,161.20, 367,040,394.60 and 129,618,905.20 is: 194,653,830.59
Step by Step Solution
- Step 1: Write the proportion equation
244,410,161.20 : 367,040,394.60 = 129,618,905.20 : x - Step 2: Convert to fraction form
244,410,161.20/367,040,394.60 = 129,618,905.20/x - Step 3: Cross multiply
244,410,161.20x = 367,040,394.60 × 129,618,905.20 - Step 4: Simplify right side
244,410,161.20x = 47,575,374,112,228,000 - Step 5: Solve for x
x = 47,575,374,112,228,000/244,410,161.20 - Step 6: Final answer
x = 194,653,830.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.