Finding the Third Proportional to 289,303,364 and 436,645,405
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Solution
The third proportional to 289,303,364 and 436,645,405 is: 659,028,664.83
Step by Step Solution
- Step 1: Write the proportion equation
289,303,364 : 436,645,405 = 436,645,405 : x - Step 2: Convert to fraction form
289,303,364/436,645,405 = 436,645,405/x - Step 3: Cross multiply
289,303,364x = 436,645,405 × 436,645,405 - Step 4: Simplify right side
289,303,364x = 190,659,209,707,614,016 - Step 5: Solve for x
x = 190,659,209,707,614,016/289,303,364 - Step 6: Final answer
x = 659,028,664.83
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.