Finding the Fourth Proportional to 111,651,907.77, 167,485,860.84 and 29,770,357.13
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Solution
The fourth proportional to 111,651,907.77, 167,485,860.84 and 29,770,357.13 is: 44,657,668.56
Step by Step Solution
- Step 1: Write the proportion equation
111,651,907.77 : 167,485,860.84 = 29,770,357.13 : x - Step 2: Convert to fraction form
111,651,907.77/167,485,860.84 = 29,770,357.13/x - Step 3: Cross multiply
111,651,907.77x = 167,485,860.84 × 29,770,357.13 - Step 4: Simplify right side
111,651,907.77x = 4,986,113,891,850,997 - Step 5: Solve for x
x = 4,986,113,891,850,997/111,651,907.77 - Step 6: Final answer
x = 44,657,668.56
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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.