Finding the Third Proportional to 306,428,838 and 487,824,561
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Solution
The third proportional to 306,428,838 and 487,824,561 is: 776,600,544.09
Step by Step Solution
- Step 1: Write the proportion equation
306,428,838 : 487,824,561 = 487,824,561 : x - Step 2: Convert to fraction form
306,428,838/487,824,561 = 487,824,561/x - Step 3: Cross multiply
306,428,838x = 487,824,561 × 487,824,561 - Step 4: Simplify right side
306,428,838x = 237,972,802,314,842,720 - Step 5: Solve for x
x = 237,972,802,314,842,720/306,428,838 - Step 6: Final answer
x = 776,600,544.09
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.