Finding the Fourth Proportional to 5,874,229,091.60, 8,808,792,720.60 and 1,942,415,997.20
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Solution
The fourth proportional to 5,874,229,091.60, 8,808,792,720.60 and 1,942,415,997.20 is: 2,912,780,490.80
Step by Step Solution
- Step 1: Write the proportion equation
5,874,229,091.60 : 8,808,792,720.60 = 1,942,415,997.20 : x - Step 2: Convert to fraction form
5,874,229,091.60/8,808,792,720.60 = 1,942,415,997.20/x - Step 3: Cross multiply
5,874,229,091.60x = 8,808,792,720.60 × 1,942,415,997.20 - Step 4: Simplify right side
5,874,229,091.60x = 17,110,339,896,512,350,208 - Step 5: Solve for x
x = 17,110,339,896,512,350,208/5,874,229,091.60 - Step 6: Final answer
x = 2,912,780,490.80
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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.