Finding the Fourth Proportional to 2,040,763,045.55, 2,816,073,349.97 and 1,136,450,661.53
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Solution
The fourth proportional to 2,040,763,045.55, 2,816,073,349.97 and 1,136,450,661.53 is: 1,568,201,868.64
Step by Step Solution
- Step 1: Write the proportion equation
2,040,763,045.55 : 2,816,073,349.97 = 1,136,450,661.53 : x - Step 2: Convert to fraction form
2,040,763,045.55/2,816,073,349.97 = 1,136,450,661.53/x - Step 3: Cross multiply
2,040,763,045.55x = 2,816,073,349.97 × 1,136,450,661.53 - Step 4: Simplify right side
2,040,763,045.55x = 3,200,328,421,470,647,296 - Step 5: Solve for x
x = 3,200,328,421,470,647,296/2,040,763,045.55 - Step 6: Final answer
x = 1,568,201,868.64
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1.5x scale
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.