Finding the Fourth Proportional to 1,571,419,456.26, 2,355,188,228.19 and 1,348,524,039.38
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Solution
The fourth proportional to 1,571,419,456.26, 2,355,188,228.19 and 1,348,524,039.38 is: 2,021,120,414.62
Step by Step Solution
- Step 1: Write the proportion equation
1,571,419,456.26 : 2,355,188,228.19 = 1,348,524,039.38 : x - Step 2: Convert to fraction form
1,571,419,456.26/2,355,188,228.19 = 1,348,524,039.38/x - Step 3: Cross multiply
1,571,419,456.26x = 2,355,188,228.19 × 1,348,524,039.38 - Step 4: Simplify right side
1,571,419,456.26x = 3,176,027,942,976,757,248 - Step 5: Solve for x
x = 3,176,027,942,976,757,248/1,571,419,456.26 - Step 6: Final answer
x = 2,021,120,414.62
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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.