Finding the Fourth Proportional to 5,519,493,403.20, 8,279,240,104.80 and 1,642,099,867.20
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Solution
The fourth proportional to 5,519,493,403.20, 8,279,240,104.80 and 1,642,099,867.20 is: 2,463,149,800.80
Step by Step Solution
- Step 1: Write the proportion equation
5,519,493,403.20 : 8,279,240,104.80 = 1,642,099,867.20 : x - Step 2: Convert to fraction form
5,519,493,403.20/8,279,240,104.80 = 1,642,099,867.20/x - Step 3: Cross multiply
5,519,493,403.20x = 8,279,240,104.80 × 1,642,099,867.20 - Step 4: Simplify right side
5,519,493,403.20x = 13,595,339,076,608,995,328 - Step 5: Solve for x
x = 13,595,339,076,608,995,328/5,519,493,403.20 - Step 6: Final answer
x = 2,463,149,800.80
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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.