Finding the Fourth Proportional to 88,184,107.77, 121,694,542.01 and 48,494,198.09
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Solution
The fourth proportional to 88,184,107.77, 121,694,542.01 and 48,494,198.09 is: 66,922,253.62
Step by Step Solution
- Step 1: Write the proportion equation
88,184,107.77 : 121,694,542.01 = 48,494,198.09 : x - Step 2: Convert to fraction form
88,184,107.77/121,694,542.01 = 48,494,198.09/x - Step 3: Cross multiply
88,184,107.77x = 121,694,542.01 × 48,494,198.09 - Step 4: Simplify right side
88,184,107.77x = 5,901,479,225,853,823 - Step 5: Solve for x
x = 5,901,479,225,853,823/88,184,107.77 - Step 6: Final answer
x = 66,922,253.62
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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.