Finding the Fourth Proportional to 2,199,643,524.90, 3,299,465,287.35 and 1,954,755,512.10
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Solution
The fourth proportional to 2,199,643,524.90, 3,299,465,287.35 and 1,954,755,512.10 is: 2,932,133,268.15
Step by Step Solution
- Step 1: Write the proportion equation
2,199,643,524.90 : 3,299,465,287.35 = 1,954,755,512.10 : x - Step 2: Convert to fraction form
2,199,643,524.90/3,299,465,287.35 = 1,954,755,512.10/x - Step 3: Cross multiply
2,199,643,524.90x = 3,299,465,287.35 × 1,954,755,512.10 - Step 4: Simplify right side
2,199,643,524.90x = 6,449,647,957,430,022,144 - Step 5: Solve for x
x = 6,449,647,957,430,022,144/2,199,643,524.90 - Step 6: Final answer
x = 2,932,133,268.15
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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.