Finding the Third Proportional to 678,640,570,920 and 1,476,430,169,976
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Solution
The third proportional to 678,640,570,920 and 1,476,430,169,976 is: 3,212,077,409,195.05
Step by Step Solution
- Step 1: Write the proportion equation
678,640,570,920 : 1,476,430,169,976 = 1,476,430,169,976 : x - Step 2: Convert to fraction form
678,640,570,920/1,476,430,169,976 = 1,476,430,169,976/x - Step 3: Cross multiply
678,640,570,920x = 1,476,430,169,976 × 1,476,430,169,976 - Step 4: Simplify right side
678,640,570,920x = 2,179,846,046,815,360,282,263,552 - Step 5: Solve for x
x = 2,179,846,046,815,360,282,263,552/678,640,570,920 - Step 6: Final answer
x = 3,212,077,409,195.05
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.