Finding the Third Proportional to 128,955,710 and 283,245,048
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Solution
The third proportional to 128,955,710 and 283,245,048 is: 622,134,197.99
Step by Step Solution
- Step 1: Write the proportion equation
128,955,710 : 283,245,048 = 283,245,048 : x - Step 2: Convert to fraction form
128,955,710/283,245,048 = 283,245,048/x - Step 3: Cross multiply
128,955,710x = 283,245,048 × 283,245,048 - Step 4: Simplify right side
128,955,710x = 80,227,757,216,522,304 - Step 5: Solve for x
x = 80,227,757,216,522,304/128,955,710 - Step 6: Final answer
x = 622,134,197.99
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.