Finding the Third Proportional to 405,686,269 and 606,141,268
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Solution
The third proportional to 405,686,269 and 606,141,268 is: 905,643,756.88
Step by Step Solution
- Step 1: Write the proportion equation
405,686,269 : 606,141,268 = 606,141,268 : x - Step 2: Convert to fraction form
405,686,269/606,141,268 = 606,141,268/x - Step 3: Cross multiply
405,686,269x = 606,141,268 × 606,141,268 - Step 4: Simplify right side
405,686,269x = 367,407,236,772,647,808 - Step 5: Solve for x
x = 367,407,236,772,647,808/405,686,269 - Step 6: Final answer
x = 905,643,756.88
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.