Finding the Fourth Proportional to 6,661,489,518.54, 9,192,855,596.67 and 3,691,265,768.46
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Solution
The fourth proportional to 6,661,489,518.54, 9,192,855,596.67 and 3,691,265,768.46 is: 5,093,946,794.32
Step by Step Solution
- Step 1: Write the proportion equation
6,661,489,518.54 : 9,192,855,596.67 = 3,691,265,768.46 : x - Step 2: Convert to fraction form
6,661,489,518.54/9,192,855,596.67 = 3,691,265,768.46/x - Step 3: Cross multiply
6,661,489,518.54x = 9,192,855,596.67 × 3,691,265,768.46 - Step 4: Simplify right side
6,661,489,518.54x = 33,933,273,178,383,900,672 - Step 5: Solve for x
x = 33,933,273,178,383,900,672/6,661,489,518.54 - Step 6: Final answer
x = 5,093,946,794.32
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1.5x scale
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.