Finding the Fourth Proportional to 6,994,770,674.70, 9,652,767,135.39 and 3,984,022,797.42
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Solution
The fourth proportional to 6,994,770,674.70, 9,652,767,135.39 and 3,984,022,797.42 is: 5,497,942,121.92
Step by Step Solution
- Step 1: Write the proportion equation
6,994,770,674.70 : 9,652,767,135.39 = 3,984,022,797.42 : x - Step 2: Convert to fraction form
6,994,770,674.70/9,652,767,135.39 = 3,984,022,797.42/x - Step 3: Cross multiply
6,994,770,674.70x = 9,652,767,135.39 × 3,984,022,797.42 - Step 4: Simplify right side
6,994,770,674.70x = 38,456,844,325,580,308,480 - Step 5: Solve for x
x = 38,456,844,325,580,308,480/6,994,770,674.70 - Step 6: Final answer
x = 5,497,942,121.92
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1.5x scale
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.