Finding the Fourth Proportional to 2,525,507,558.40, 3,786,330,203.82 and 1,529,311,775.62
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Solution
The fourth proportional to 2,525,507,558.40, 3,786,330,203.82 and 1,529,311,775.62 is: 2,292,798,272.50
Step by Step Solution
- Step 1: Write the proportion equation
2,525,507,558.40 : 3,786,330,203.82 = 1,529,311,775.62 : x - Step 2: Convert to fraction form
2,525,507,558.40/3,786,330,203.82 = 1,529,311,775.62/x - Step 3: Cross multiply
2,525,507,558.40x = 3,786,330,203.82 × 1,529,311,775.62 - Step 4: Simplify right side
2,525,507,558.40x = 5,790,479,367,087,600,640 - Step 5: Solve for x
x = 5,790,479,367,087,600,640/2,525,507,558.40 - Step 6: Final answer
x = 2,292,798,272.50
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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.