Finding the Fourth Proportional to 122,511,129.40, 183,766,694.10 and 110,394,274.60
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Solution
The fourth proportional to 122,511,129.40, 183,766,694.10 and 110,394,274.60 is: 165,591,411.90
Step by Step Solution
- Step 1: Write the proportion equation
122,511,129.40 : 183,766,694.10 = 110,394,274.60 : x - Step 2: Convert to fraction form
122,511,129.40/183,766,694.10 = 110,394,274.60/x - Step 3: Cross multiply
122,511,129.40x = 183,766,694.10 × 110,394,274.60 - Step 4: Simplify right side
122,511,129.40x = 20,286,790,890,809,600 - Step 5: Solve for x
x = 20,286,790,890,809,600/122,511,129.40 - Step 6: Final answer
x = 165,591,411.90
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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.