Finding the Fourth Proportional to 5,382,464,793.20, 8,075,208,844.20 and 2,622,183,858.80
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Solution
The fourth proportional to 5,382,464,793.20, 8,075,208,844.20 and 2,622,183,858.80 is: 3,934,012,223.26
Step by Step Solution
- Step 1: Write the proportion equation
5,382,464,793.20 : 8,075,208,844.20 = 2,622,183,858.80 : x - Step 2: Convert to fraction form
5,382,464,793.20/8,075,208,844.20 = 2,622,183,858.80/x - Step 3: Cross multiply
5,382,464,793.20x = 8,075,208,844.20 × 2,622,183,858.80 - Step 4: Simplify right side
5,382,464,793.20x = 21,174,682,287,700,246,528 - Step 5: Solve for x
x = 21,174,682,287,700,246,528/5,382,464,793.20 - Step 6: Final answer
x = 3,934,012,223.26
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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.