Finding the Fourth Proportional to 94,135,620.07, 129,910,485.86 and 52,320,519.19
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Solution
The fourth proportional to 94,135,620.07, 129,910,485.86 and 52,320,519.19 is: 72,204,167.38
Step by Step Solution
- Step 1: Write the proportion equation
94,135,620.07 : 129,910,485.86 = 52,320,519.19 : x - Step 2: Convert to fraction form
94,135,620.07/129,910,485.86 = 52,320,519.19/x - Step 3: Cross multiply
94,135,620.07x = 129,910,485.86 × 52,320,519.19 - Step 4: Simplify right side
94,135,620.07x = 6,796,984,068,420,353 - Step 5: Solve for x
x = 6,796,984,068,420,353/94,135,620.07 - Step 6: Final answer
x = 72,204,167.38
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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.