Finding the Fourth Proportional to 3,686,490,651.75, 5,529,741,299.73 and 1,505,456,787.75
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Solution
The fourth proportional to 3,686,490,651.75, 5,529,741,299.73 and 1,505,456,787.75 is: 2,258,187,355.02
Step by Step Solution
- Step 1: Write the proportion equation
3,686,490,651.75 : 5,529,741,299.73 = 1,505,456,787.75 : x - Step 2: Convert to fraction form
3,686,490,651.75/5,529,741,299.73 = 1,505,456,787.75/x - Step 3: Cross multiply
3,686,490,651.75x = 5,529,741,299.73 × 1,505,456,787.75 - Step 4: Simplify right side
3,686,490,651.75x = 8,324,786,574,180,034,560 - Step 5: Solve for x
x = 8,324,786,574,180,034,560/3,686,490,651.75 - Step 6: Final answer
x = 2,258,187,355.02
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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.