Finding the Third Proportional to 185,198,105 and 394,992,670
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Solution
The third proportional to 185,198,105 and 394,992,670 is: 842,444,955.65
Step by Step Solution
- Step 1: Write the proportion equation
185,198,105 : 394,992,670 = 394,992,670 : x - Step 2: Convert to fraction form
185,198,105/394,992,670 = 394,992,670/x - Step 3: Cross multiply
185,198,105x = 394,992,670 × 394,992,670 - Step 4: Simplify right side
185,198,105x = 156,019,209,353,728,896 - Step 5: Solve for x
x = 156,019,209,353,728,896/185,198,105 - Step 6: Final answer
x = 842,444,955.65
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.