Finding the Third Proportional to 396,336,996 and 828,811,980
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Solution
The third proportional to 396,336,996 and 828,811,980 is: 1,733,194,995.99
Step by Step Solution
- Step 1: Write the proportion equation
396,336,996 : 828,811,980 = 828,811,980 : x - Step 2: Convert to fraction form
396,336,996/828,811,980 = 828,811,980/x - Step 3: Cross multiply
396,336,996x = 828,811,980 × 828,811,980 - Step 4: Simplify right side
396,336,996x = 686,929,298,191,520,384 - Step 5: Solve for x
x = 686,929,298,191,520,384/396,336,996 - Step 6: Final answer
x = 1,733,194,995.99
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.