Finding the Fourth Proportional to 3,198,768,307.94, 4,798,806,873.86 and 1,099,972,143.92
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Solution
The fourth proportional to 3,198,768,307.94, 4,798,806,873.86 and 1,099,972,143.92 is: 1,650,183,250.90
Step by Step Solution
- Step 1: Write the proportion equation
3,198,768,307.94 : 4,798,806,873.86 = 1,099,972,143.92 : x - Step 2: Convert to fraction form
3,198,768,307.94/4,798,806,873.86 = 1,099,972,143.92/x - Step 3: Cross multiply
3,198,768,307.94x = 4,798,806,873.86 × 1,099,972,143.92 - Step 4: Simplify right side
3,198,768,307.94x = 5,278,553,885,268,322,304 - Step 5: Solve for x
x = 5,278,553,885,268,322,304/3,198,768,307.94 - Step 6: Final answer
x = 1,650,183,250.90
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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.