Finding the Fourth Proportional to 3,677,664,025.80, 5,519,183,424.30 and 2,589,272,857.80
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Solution
The fourth proportional to 3,677,664,025.80, 5,519,183,424.30 and 2,589,272,857.80 is: 3,885,801,350.40
Step by Step Solution
- Step 1: Write the proportion equation
3,677,664,025.80 : 5,519,183,424.30 = 2,589,272,857.80 : x - Step 2: Convert to fraction form
3,677,664,025.80/5,519,183,424.30 = 2,589,272,857.80/x - Step 3: Cross multiply
3,677,664,025.80x = 5,519,183,424.30 × 2,589,272,857.80 - Step 4: Simplify right side
3,677,664,025.80x = 14,290,671,837,759,651,840 - Step 5: Solve for x
x = 14,290,671,837,759,651,840/3,677,664,025.80 - Step 6: Final answer
x = 3,885,801,350.40
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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.