Finding the Fourth Proportional to 7,040,783,686.20, 10,561,175,529.30 and 5,904,350,251.80
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Solution
The fourth proportional to 7,040,783,686.20, 10,561,175,529.30 and 5,904,350,251.80 is: 8,856,525,377.70
Step by Step Solution
- Step 1: Write the proportion equation
7,040,783,686.20 : 10,561,175,529.30 = 5,904,350,251.80 : x - Step 2: Convert to fraction form
7,040,783,686.20/10,561,175,529.30 = 5,904,350,251.80/x - Step 3: Cross multiply
7,040,783,686.20x = 10,561,175,529.30 × 5,904,350,251.80 - Step 4: Simplify right side
7,040,783,686.20x = 62,356,879,395,726,450,688 - Step 5: Solve for x
x = 62,356,879,395,726,450,688/7,040,783,686.20 - Step 6: Final answer
x = 8,856,525,377.70
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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.