Finding the Fourth Proportional to 5,768,804,523.80, 8,653,206,785.70 and 5,707,582,520.60
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Solution
The fourth proportional to 5,768,804,523.80, 8,653,206,785.70 and 5,707,582,520.60 is: 8,561,373,780.90
Step by Step Solution
- Step 1: Write the proportion equation
5,768,804,523.80 : 8,653,206,785.70 = 5,707,582,520.60 : x - Step 2: Convert to fraction form
5,768,804,523.80/8,653,206,785.70 = 5,707,582,520.60/x - Step 3: Cross multiply
5,768,804,523.80x = 8,653,206,785.70 × 5,707,582,520.60 - Step 4: Simplify right side
5,768,804,523.80x = 49,388,891,797,198,635,008 - Step 5: Solve for x
x = 49,388,891,797,198,635,008/5,768,804,523.80 - Step 6: Final answer
x = 8,561,373,780.90
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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.