Finding the Fourth Proportional to 188,041,163.93, 259,497,306.45 and 104,409,450.13
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Solution
The fourth proportional to 188,041,163.93, 259,497,306.45 and 104,409,450.13 is: 144,085,318.94
Step by Step Solution
- Step 1: Write the proportion equation
188,041,163.93 : 259,497,306.45 = 104,409,450.13 : x - Step 2: Convert to fraction form
188,041,163.93/259,497,306.45 = 104,409,450.13/x - Step 3: Cross multiply
188,041,163.93x = 259,497,306.45 × 104,409,450.13 - Step 4: Simplify right side
188,041,163.93x = 27,093,971,077,228,900 - Step 5: Solve for x
x = 27,093,971,077,228,900/188,041,163.93 - Step 6: Final answer
x = 144,085,318.94
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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.