Finding the Fourth Proportional to 3,819,576,359.22, 5,271,015,618.76 and 2,125,994,545.94
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Solution
The fourth proportional to 3,819,576,359.22, 5,271,015,618.76 and 2,125,994,545.94 is: 2,933,872,608.67
Step by Step Solution
- Step 1: Write the proportion equation
3,819,576,359.22 : 5,271,015,618.76 = 2,125,994,545.94 : x - Step 2: Convert to fraction form
3,819,576,359.22/5,271,015,618.76 = 2,125,994,545.94/x - Step 3: Cross multiply
3,819,576,359.22x = 5,271,015,618.76 × 2,125,994,545.94 - Step 4: Simplify right side
3,819,576,359.22x = 11,206,150,457,048,315,904 - Step 5: Solve for x
x = 11,206,150,457,048,315,904/3,819,576,359.22 - Step 6: Final answer
x = 2,933,872,608.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.