Finding the Fourth Proportional to 237,102,135.36, 327,204,821 and 129,809,667.84
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Solution
The fourth proportional to 237,102,135.36, 327,204,821 and 129,809,667.84 is: 179,139,462.68
Step by Step Solution
- Step 1: Write the proportion equation
237,102,135.36 : 327,204,821 = 129,809,667.84 : x - Step 2: Convert to fraction form
237,102,135.36/327,204,821 = 129,809,667.84/x - Step 3: Cross multiply
237,102,135.36x = 327,204,821 × 129,809,667.84 - Step 4: Simplify right side
237,102,135.36x = 42,474,349,129,656,656 - Step 5: Solve for x
x = 42,474,349,129,656,656/237,102,135.36 - Step 6: Final answer
x = 179,139,462.68
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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.