Finding the Fourth Proportional to 7,040,783,670.20, 10,561,175,505.30 and 5,904,350,235.80
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Solution
The fourth proportional to 7,040,783,670.20, 10,561,175,505.30 and 5,904,350,235.80 is: 8,856,525,353.70
Step by Step Solution
- Step 1: Write the proportion equation
7,040,783,670.20 : 10,561,175,505.30 = 5,904,350,235.80 : x - Step 2: Convert to fraction form
7,040,783,670.20/10,561,175,505.30 = 5,904,350,235.80/x - Step 3: Cross multiply
7,040,783,670.20x = 10,561,175,505.30 × 5,904,350,235.80 - Step 4: Simplify right side
7,040,783,670.20x = 62,356,879,085,043,236,864 - Step 5: Solve for x
x = 62,356,879,085,043,236,864/7,040,783,670.20 - Step 6: Final answer
x = 8,856,525,353.70
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1.5x scale
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.