Finding the Fourth Proportional to 201,770,000.40, 302,176,703.70 and 201,770,000.40
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Solution
The fourth proportional to 201,770,000.40, 302,176,703.70 and 201,770,000.40 is: 302,176,703.70
Step by Step Solution
- Step 1: Write the proportion equation
201,770,000.40 : 302,176,703.70 = 201,770,000.40 : x - Step 2: Convert to fraction form
201,770,000.40/302,176,703.70 = 201,770,000.40/x - Step 3: Cross multiply
201,770,000.40x = 302,176,703.70 × 201,770,000.40 - Step 4: Simplify right side
201,770,000.40x = 60,970,193,626,419,680 - Step 5: Solve for x
x = 60,970,193,626,419,680/201,770,000.40 - Step 6: Final answer
x = 302,176,703.70
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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.