Finding the Fourth Proportional to 248,733,982.70, 373,100,974.05 and 119,274,955.10
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Solution
The fourth proportional to 248,733,982.70, 373,100,974.05 and 119,274,955.10 is: 178,912,432.65
Step by Step Solution
- Step 1: Write the proportion equation
248,733,982.70 : 373,100,974.05 = 119,274,955.10 : x - Step 2: Convert to fraction form
248,733,982.70/373,100,974.05 = 119,274,955.10/x - Step 3: Cross multiply
248,733,982.70x = 373,100,974.05 × 119,274,955.10 - Step 4: Simplify right side
248,733,982.70x = 44,501,601,927,580,016 - Step 5: Solve for x
x = 44,501,601,927,580,016/248,733,982.70 - Step 6: Final answer
x = 178,912,432.65
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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.