Finding the Fourth Proportional to 5,451,628,498.20, 8,177,442,747.30 and 4,145,559,096.60
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Solution
The fourth proportional to 5,451,628,498.20, 8,177,442,747.30 and 4,145,559,096.60 is: 6,218,338,644.90
Step by Step Solution
- Step 1: Write the proportion equation
5,451,628,498.20 : 8,177,442,747.30 = 4,145,559,096.60 : x - Step 2: Convert to fraction form
5,451,628,498.20/8,177,442,747.30 = 4,145,559,096.60/x - Step 3: Cross multiply
5,451,628,498.20x = 8,177,442,747.30 × 4,145,559,096.60 - Step 4: Simplify right side
5,451,628,498.20x = 33,900,072,167,995,211,776 - Step 5: Solve for x
x = 33,900,072,167,995,211,776/5,451,628,498.20 - Step 6: Final answer
x = 6,218,338,644.90
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1.5x scale
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.