Finding the Fourth Proportional to 50,166,518.44, 69,232,072.26 and 29,540,833.96
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Solution
The fourth proportional to 50,166,518.44, 69,232,072.26 and 29,540,833.96 is: 40,767,691.58
Step by Step Solution
- Step 1: Write the proportion equation
50,166,518.44 : 69,232,072.26 = 29,540,833.96 : x - Step 2: Convert to fraction form
50,166,518.44/69,232,072.26 = 29,540,833.96/x - Step 3: Cross multiply
50,166,518.44x = 69,232,072.26 × 29,540,833.96 - Step 4: Simplify right side
50,166,518.44x = 2,045,173,151,339,382.25 - Step 5: Solve for x
x = 2,045,173,151,339,382.25/50,166,518.44 - Step 6: Final answer
x = 40,767,691.58
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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.