Finding the Fourth Proportional to 1,474,783,609.97, 2,035,202,198.31 and 796,600,557.84
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Solution
The fourth proportional to 1,474,783,609.97, 2,035,202,198.31 and 796,600,557.84 is: 1,099,309,210.88
Step by Step Solution
- Step 1: Write the proportion equation
1,474,783,609.97 : 2,035,202,198.31 = 796,600,557.84 : x - Step 2: Convert to fraction form
1,474,783,609.97/2,035,202,198.31 = 796,600,557.84/x - Step 3: Cross multiply
1,474,783,609.97x = 2,035,202,198.31 × 796,600,557.84 - Step 4: Simplify right side
1,474,783,609.97x = 1,621,243,206,496,511,232 - Step 5: Solve for x
x = 1,621,243,206,496,511,232/1,474,783,609.97 - Step 6: Final answer
x = 1,099,309,210.88
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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.