Finding the Fourth Proportional to 5,922,568,015.20, 8,173,144,635.12 and 3,282,539,568.48
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Solution
The fourth proportional to 5,922,568,015.20, 8,173,144,635.12 and 3,282,539,568.48 is: 4,529,905,033.57
Step by Step Solution
- Step 1: Write the proportion equation
5,922,568,015.20 : 8,173,144,635.12 = 3,282,539,568.48 : x - Step 2: Convert to fraction form
5,922,568,015.20/8,173,144,635.12 = 3,282,539,568.48/x - Step 3: Cross multiply
5,922,568,015.20x = 8,173,144,635.12 × 3,282,539,568.48 - Step 4: Simplify right side
5,922,568,015.20x = 26,828,670,663,691,431,936 - Step 5: Solve for x
x = 26,828,670,663,691,431,936/5,922,568,015.20 - Step 6: Final answer
x = 4,529,905,033.57
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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.