Finding the Fourth Proportional to 4,250,782,588.44, 5,868,203,716.62 and 2,643,755,573.28
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Solution
The fourth proportional to 4,250,782,588.44, 5,868,203,716.62 and 2,643,755,573.28 is: 3,649,703,544.74
Step by Step Solution
- Step 1: Write the proportion equation
4,250,782,588.44 : 5,868,203,716.62 = 2,643,755,573.28 : x - Step 2: Convert to fraction form
4,250,782,588.44/5,868,203,716.62 = 2,643,755,573.28/x - Step 3: Cross multiply
4,250,782,588.44x = 5,868,203,716.62 × 2,643,755,573.28 - Step 4: Simplify right side
4,250,782,588.44x = 15,514,096,280,956,534,784 - Step 5: Solve for x
x = 15,514,096,280,956,534,784/4,250,782,588.44 - Step 6: Final answer
x = 3,649,703,544.74
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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.