Finding the Fourth Proportional to 50,422,742.37, 69,583,528.59 and 29,233,639.95
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Solution
The fourth proportional to 50,422,742.37, 69,583,528.59 and 29,233,639.95 is: 40,342,506.69
Step by Step Solution
- Step 1: Write the proportion equation
50,422,742.37 : 69,583,528.59 = 29,233,639.95 : x - Step 2: Convert to fraction form
50,422,742.37/69,583,528.59 = 29,233,639.95/x - Step 3: Cross multiply
50,422,742.37x = 69,583,528.59 × 29,233,639.95 - Step 4: Simplify right side
50,422,742.37x = 2,034,179,821,250,591.25 - Step 5: Solve for x
x = 2,034,179,821,250,591.25/50,422,742.37 - Step 6: Final answer
x = 40,342,506.69
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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.