Finding the Fourth Proportional to 6,576,589,331.70, 9,864,883,997.55 and 1,669,263,137.70
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Solution
The fourth proportional to 6,576,589,331.70, 9,864,883,997.55 and 1,669,263,137.70 is: 2,503,894,706.55
Step by Step Solution
- Step 1: Write the proportion equation
6,576,589,331.70 : 9,864,883,997.55 = 1,669,263,137.70 : x - Step 2: Convert to fraction form
6,576,589,331.70/9,864,883,997.55 = 1,669,263,137.70/x - Step 3: Cross multiply
6,576,589,331.70x = 9,864,883,997.55 × 1,669,263,137.70 - Step 4: Simplify right side
6,576,589,331.70x = 16,467,087,214,796,830,720 - Step 5: Solve for x
x = 16,467,087,214,796,830,720/6,576,589,331.70 - Step 6: Final answer
x = 2,503,894,706.55
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Double scale
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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.