Finding the Fourth Proportional to 3,315,361,959.75, 4,970,591,283.17 and 2,004,972,690.14
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Solution
The fourth proportional to 3,315,361,959.75, 4,970,591,283.17 and 2,004,972,690.14 is: 3,005,976,390.39
Step by Step Solution
- Step 1: Write the proportion equation
3,315,361,959.75 : 4,970,591,283.17 = 2,004,972,690.14 : x - Step 2: Convert to fraction form
3,315,361,959.75/4,970,591,283.17 = 2,004,972,690.14/x - Step 3: Cross multiply
3,315,361,959.75x = 4,970,591,283.17 × 2,004,972,690.14 - Step 4: Simplify right side
3,315,361,959.75x = 9,965,899,776,603,789,312 - Step 5: Solve for x
x = 9,965,899,776,603,789,312/3,315,361,959.75 - Step 6: Final answer
x = 3,005,976,390.39
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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.