Finding the Fourth Proportional to 3,275,021,716.71, 4,910,733,541.58 and 1,613,272,631.91
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Solution
The fourth proportional to 3,275,021,716.71, 4,910,733,541.58 and 1,613,272,631.91 is: 2,419,022,745.66
Step by Step Solution
- Step 1: Write the proportion equation
3,275,021,716.71 : 4,910,733,541.58 = 1,613,272,631.91 : x - Step 2: Convert to fraction form
3,275,021,716.71/4,910,733,541.58 = 1,613,272,631.91/x - Step 3: Cross multiply
3,275,021,716.71x = 4,910,733,541.58 × 1,613,272,631.91 - Step 4: Simplify right side
3,275,021,716.71x = 7,922,352,025,250,045,952 - Step 5: Solve for x
x = 7,922,352,025,250,045,952/3,275,021,716.71 - Step 6: Final answer
x = 2,419,022,745.66
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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.