Finding the Fourth Proportional to 2,661,122,600.80, 3,991,683,901.20 and 1,107,897,704.80
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Solution
The fourth proportional to 2,661,122,600.80, 3,991,683,901.20 and 1,107,897,704.80 is: 1,661,846,557.20
Step by Step Solution
- Step 1: Write the proportion equation
2,661,122,600.80 : 3,991,683,901.20 = 1,107,897,704.80 : x - Step 2: Convert to fraction form
2,661,122,600.80/3,991,683,901.20 = 1,107,897,704.80/x - Step 3: Cross multiply
2,661,122,600.80x = 3,991,683,901.20 × 1,107,897,704.80 - Step 4: Simplify right side
2,661,122,600.80x = 4,422,377,432,426,589,696 - Step 5: Solve for x
x = 4,422,377,432,426,589,696/2,661,122,600.80 - Step 6: Final answer
x = 1,661,846,557.20
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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.