Finding the Fourth Proportional to 213,192,099.54, 294,207,125.70 and 125,087,596.23
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Solution
The fourth proportional to 213,192,099.54, 294,207,125.70 and 125,087,596.23 is: 172,622,072.90
Step by Step Solution
- Step 1: Write the proportion equation
213,192,099.54 : 294,207,125.70 = 125,087,596.23 : x - Step 2: Convert to fraction form
213,192,099.54/294,207,125.70 = 125,087,596.23/x - Step 3: Cross multiply
213,192,099.54x = 294,207,125.70 × 125,087,596.23 - Step 4: Simplify right side
213,192,099.54x = 36,801,662,147,550,456 - Step 5: Solve for x
x = 36,801,662,147,550,456/213,192,099.54 - Step 6: Final answer
x = 172,622,072.90
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1.5x scale
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.