Finding the Fourth Proportional to 3,033,148,438.80, 4,542,069,907.80 and 2,420,928,406.80
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Solution
The fourth proportional to 3,033,148,438.80, 4,542,069,907.80 and 2,420,928,406.80 is: 3,625,284,514.53
Step by Step Solution
- Step 1: Write the proportion equation
3,033,148,438.80 : 4,542,069,907.80 = 2,420,928,406.80 : x - Step 2: Convert to fraction form
3,033,148,438.80/4,542,069,907.80 = 2,420,928,406.80/x - Step 3: Cross multiply
3,033,148,438.80x = 4,542,069,907.80 × 2,420,928,406.80 - Step 4: Simplify right side
3,033,148,438.80x = 10,996,026,065,464,477,696 - Step 5: Solve for x
x = 10,996,026,065,464,477,696/3,033,148,438.80 - Step 6: Final answer
x = 3,625,284,514.53
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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.