Finding the Fourth Proportional to 181,192,163.54, 250,073,584.65 and 106,860,894.17
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Solution
The fourth proportional to 181,192,163.54, 250,073,584.65 and 106,860,894.17 is: 147,484,782.68
Step by Step Solution
- Step 1: Write the proportion equation
181,192,163.54 : 250,073,584.65 = 106,860,894.17 : x - Step 2: Convert to fraction form
181,192,163.54/250,073,584.65 = 106,860,894.17/x - Step 3: Cross multiply
181,192,163.54x = 250,073,584.65 × 106,860,894.17 - Step 4: Simplify right side
181,192,163.54x = 26,723,086,862,745,820 - Step 5: Solve for x
x = 26,723,086,862,745,820/181,192,163.54 - Step 6: Final answer
x = 147,484,782.68
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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.