Finding the Fourth Proportional to 2,270,048,738.40, 3,405,073,107.60 and 634,273,340.40
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Solution
The fourth proportional to 2,270,048,738.40, 3,405,073,107.60 and 634,273,340.40 is: 951,410,010.60
Step by Step Solution
- Step 1: Write the proportion equation
2,270,048,738.40 : 3,405,073,107.60 = 634,273,340.40 : x - Step 2: Convert to fraction form
2,270,048,738.40/3,405,073,107.60 = 634,273,340.40/x - Step 3: Cross multiply
2,270,048,738.40x = 3,405,073,107.60 × 634,273,340.40 - Step 4: Simplify right side
2,270,048,738.40x = 2,159,747,094,263,660,544 - Step 5: Solve for x
x = 2,159,747,094,263,660,544/2,270,048,738.40 - Step 6: Final answer
x = 951,410,010.60
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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.