Finding the Fourth Proportional to 222,440,233.80, 333,660,350.70 and 149,691,865.80
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Solution
The fourth proportional to 222,440,233.80, 333,660,350.70 and 149,691,865.80 is: 224,537,798.70
Step by Step Solution
- Step 1: Write the proportion equation
222,440,233.80 : 333,660,350.70 = 149,691,865.80 : x - Step 2: Convert to fraction form
222,440,233.80/333,660,350.70 = 149,691,865.80/x - Step 3: Cross multiply
222,440,233.80x = 333,660,350.70 × 149,691,865.80 - Step 4: Simplify right side
222,440,233.80x = 49,946,240,439,765,336 - Step 5: Solve for x
x = 49,946,240,439,765,336/222,440,233.80 - Step 6: Final answer
x = 224,537,798.70
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1.5x scale
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.