Finding the Third Proportional to 408,351,132 and 627,664,947
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Solution
The third proportional to 408,351,132 and 627,664,947 is: 964,765,993.82
Step by Step Solution
- Step 1: Write the proportion equation
408,351,132 : 627,664,947 = 627,664,947 : x - Step 2: Convert to fraction form
408,351,132/627,664,947 = 627,664,947/x - Step 3: Cross multiply
408,351,132x = 627,664,947 × 627,664,947 - Step 4: Simplify right side
408,351,132x = 393,963,285,692,512,832 - Step 5: Solve for x
x = 393,963,285,692,512,832/408,351,132 - Step 6: Final answer
x = 964,765,993.82
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.