Finding the Fourth Proportional to 1,675,244,041.80, 2,512,866,062.70 and 448,412,493.30
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Solution
The fourth proportional to 1,675,244,041.80, 2,512,866,062.70 and 448,412,493.30 is: 672,618,739.95
Step by Step Solution
- Step 1: Write the proportion equation
1,675,244,041.80 : 2,512,866,062.70 = 448,412,493.30 : x - Step 2: Convert to fraction form
1,675,244,041.80/2,512,866,062.70 = 448,412,493.30/x - Step 3: Cross multiply
1,675,244,041.80x = 2,512,866,062.70 × 448,412,493.30 - Step 4: Simplify right side
1,675,244,041.80x = 1,126,800,536,504,261,120 - Step 5: Solve for x
x = 1,126,800,536,504,261,120/1,675,244,041.80 - Step 6: Final answer
x = 672,618,739.95
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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.