Finding the Fourth Proportional to 195,214,703.26, 269,396,812.67 and 105,906,647.18
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Solution
The fourth proportional to 195,214,703.26, 269,396,812.67 and 105,906,647.18 is: 146,151,456.39
Step by Step Solution
- Step 1: Write the proportion equation
195,214,703.26 : 269,396,812.67 = 105,906,647.18 : x - Step 2: Convert to fraction form
195,214,703.26/269,396,812.67 = 105,906,647.18/x - Step 3: Cross multiply
195,214,703.26x = 269,396,812.67 × 105,906,647.18 - Step 4: Simplify right side
195,214,703.26x = 28,530,913,190,593,480 - Step 5: Solve for x
x = 28,530,913,190,593,480/195,214,703.26 - Step 6: Final answer
x = 146,151,456.39
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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.