Finding the Fourth Proportional to 237,102,025.70, 327,204,669.24 and 129,809,558.09
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Solution
The fourth proportional to 237,102,025.70, 327,204,669.24 and 129,809,558.09 is: 179,139,310.99
Step by Step Solution
- Step 1: Write the proportion equation
237,102,025.70 : 327,204,669.24 = 129,809,558.09 : x - Step 2: Convert to fraction form
237,102,025.70/327,204,669.24 = 129,809,558.09/x - Step 3: Cross multiply
237,102,025.70x = 327,204,669.24 × 129,809,558.09 - Step 4: Simplify right side
237,102,025.70x = 42,474,293,517,392,992 - Step 5: Solve for x
x = 42,474,293,517,392,992/237,102,025.70 - Step 6: Final answer
x = 179,139,310.99
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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.