Finding the Fourth Proportional to 6,629,660,832.96, 9,148,932,845.28 and 3,659,437,644.48
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Solution
The fourth proportional to 6,629,660,832.96, 9,148,932,845.28 and 3,659,437,644.48 is: 5,050,024,443.84
Step by Step Solution
- Step 1: Write the proportion equation
6,629,660,832.96 : 9,148,932,845.28 = 3,659,437,644.48 : x - Step 2: Convert to fraction form
6,629,660,832.96/9,148,932,845.28 = 3,659,437,644.48/x - Step 3: Cross multiply
6,629,660,832.96x = 9,148,932,845.28 × 3,659,437,644.48 - Step 4: Simplify right side
6,629,660,832.96x = 33,479,949,260,837,150,720 - Step 5: Solve for x
x = 33,479,949,260,837,150,720/6,629,660,832.96 - Step 6: Final answer
x = 5,050,024,443.84
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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.