Finding the Fourth Proportional to 115,819,011.86, 173,728,371.09 and 29,557,420.54
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Solution
The fourth proportional to 115,819,011.86, 173,728,371.09 and 29,557,420.54 is: 44,336,093.37
Step by Step Solution
- Step 1: Write the proportion equation
115,819,011.86 : 173,728,371.09 = 29,557,420.54 : x - Step 2: Convert to fraction form
115,819,011.86/173,728,371.09 = 29,557,420.54/x - Step 3: Cross multiply
115,819,011.86x = 173,728,371.09 × 29,557,420.54 - Step 4: Simplify right side
115,819,011.86x = 5,134,962,524,036,308 - Step 5: Solve for x
x = 5,134,962,524,036,308/115,819,011.86 - Step 6: Final answer
x = 44,336,093.37
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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.