Finding the Fourth Proportional to 3,688,087,716.14, 5,089,576,277.34 and 1,994,542,324.16
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Solution
The fourth proportional to 3,688,087,716.14, 5,089,576,277.34 and 1,994,542,324.16 is: 2,752,476,643.32
Step by Step Solution
- Step 1: Write the proportion equation
3,688,087,716.14 : 5,089,576,277.34 = 1,994,542,324.16 : x - Step 2: Convert to fraction form
3,688,087,716.14/5,089,576,277.34 = 1,994,542,324.16/x - Step 3: Cross multiply
3,688,087,716.14x = 5,089,576,277.34 × 1,994,542,324.16 - Step 4: Simplify right side
3,688,087,716.14x = 10,151,375,297,195,325,440 - Step 5: Solve for x
x = 10,151,375,297,195,325,440/3,688,087,716.14 - Step 6: Final answer
x = 2,752,476,643.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.