Finding the Fourth Proportional to 2,694,838,564.80, 4,041,879,933.60 and 854,777,246.40
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Solution
The fourth proportional to 2,694,838,564.80, 4,041,879,933.60 and 854,777,246.40 is: 1,282,045,998.99
Step by Step Solution
- Step 1: Write the proportion equation
2,694,838,564.80 : 4,041,879,933.60 = 854,777,246.40 : x - Step 2: Convert to fraction form
2,694,838,564.80/4,041,879,933.60 = 854,777,246.40/x - Step 3: Cross multiply
2,694,838,564.80x = 4,041,879,933.60 × 854,777,246.40 - Step 4: Simplify right side
2,694,838,564.80x = 3,454,906,999,922,022,912 - Step 5: Solve for x
x = 3,454,906,999,922,022,912/2,694,838,564.80 - Step 6: Final answer
x = 1,282,045,998.99
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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.