Finding the Fourth Proportional to 4,259,981,223.99, 5,879,358,086.53 and 2,451,455,925.57
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Solution
The fourth proportional to 4,259,981,223.99, 5,879,358,086.53 and 2,451,455,925.57 is: 3,383,345,245.42
Step by Step Solution
- Step 1: Write the proportion equation
4,259,981,223.99 : 5,879,358,086.53 = 2,451,455,925.57 : x - Step 2: Convert to fraction form
4,259,981,223.99/5,879,358,086.53 = 2,451,455,925.57/x - Step 3: Cross multiply
4,259,981,223.99x = 5,879,358,086.53 × 2,451,455,925.57 - Step 4: Simplify right side
4,259,981,223.99x = 14,412,987,219,783,632,896 - Step 5: Solve for x
x = 14,412,987,219,783,632,896/4,259,981,223.99 - Step 6: Final answer
x = 3,383,345,245.42
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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.