Finding the Fourth Proportional to 1,675,244,112.30, 2,512,866,168.45 and 448,412,563.80
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Solution
The fourth proportional to 1,675,244,112.30, 2,512,866,168.45 and 448,412,563.80 is: 672,618,845.70
Step by Step Solution
- Step 1: Write the proportion equation
1,675,244,112.30 : 2,512,866,168.45 = 448,412,563.80 : x - Step 2: Convert to fraction form
1,675,244,112.30/2,512,866,168.45 = 448,412,563.80/x - Step 3: Cross multiply
1,675,244,112.30x = 2,512,866,168.45 × 448,412,563.80 - Step 4: Simplify right side
1,675,244,112.30x = 1,126,800,761,080,947,072 - Step 5: Solve for x
x = 1,126,800,761,080,947,072/1,675,244,112.30 - Step 6: Final answer
x = 672,618,845.70
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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.