Finding the Fourth Proportional to 3,507,338,745.28, 4,840,127,065.74 and 2,097,642,481.84
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Solution
The fourth proportional to 3,507,338,745.28, 4,840,127,065.74 and 2,097,642,481.84 is: 2,894,746,384.07
Step by Step Solution
- Step 1: Write the proportion equation
3,507,338,745.28 : 4,840,127,065.74 = 2,097,642,481.84 : x - Step 2: Convert to fraction form
3,507,338,745.28/4,840,127,065.74 = 2,097,642,481.84/x - Step 3: Cross multiply
3,507,338,745.28x = 4,840,127,065.74 × 2,097,642,481.84 - Step 4: Simplify right side
3,507,338,745.28x = 10,152,856,150,599,809,024 - Step 5: Solve for x
x = 10,152,856,150,599,809,024/3,507,338,745.28 - Step 6: Final answer
x = 2,894,746,384.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.