Finding the Fourth Proportional to 3,283,634,610.81, 4,933,309,605.84 and 2,105,523,275.85
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Solution
The fourth proportional to 3,283,634,610.81, 4,933,309,605.84 and 2,105,523,275.85 is: 3,163,323,400.20
Step by Step Solution
- Step 1: Write the proportion equation
3,283,634,610.81 : 4,933,309,605.84 = 2,105,523,275.85 : x - Step 2: Convert to fraction form
3,283,634,610.81/4,933,309,605.84 = 2,105,523,275.85/x - Step 3: Cross multiply
3,283,634,610.81x = 4,933,309,605.84 × 2,105,523,275.85 - Step 4: Simplify right side
3,283,634,610.81x = 10,387,198,202,070,509,568 - Step 5: Solve for x
x = 10,387,198,202,070,509,568/3,283,634,610.81 - Step 6: Final answer
x = 3,163,323,400.20
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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.