Finding the Fourth Proportional to 6,347,198,412.03, 8,758,613,163.83 and 3,736,676,725.68
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Solution
The fourth proportional to 6,347,198,412.03, 8,758,613,163.83 and 3,736,676,725.68 is: 5,156,307,371.22
Step by Step Solution
- Step 1: Write the proportion equation
6,347,198,412.03 : 8,758,613,163.83 = 3,736,676,725.68 : x - Step 2: Convert to fraction form
6,347,198,412.03/8,758,613,163.83 = 3,736,676,725.68/x - Step 3: Cross multiply
6,347,198,412.03x = 8,758,613,163.83 × 3,736,676,725.68 - Step 4: Simplify right side
6,347,198,412.03x = 32,728,105,958,518,026,240 - Step 5: Solve for x
x = 32,728,105,958,518,026,240/6,347,198,412.03 - Step 6: Final answer
x = 5,156,307,371.22
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1.5x scale
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.