Finding the Fourth Proportional to 13,496,765,938,595, 18,625,220,190,110 and 7,941,450,225,121.40
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Solution
The fourth proportional to 13,496,765,938,595, 18,625,220,190,110 and 7,941,450,225,121.40 is: 10,959,014,903,616.39
Step by Step Solution
- Step 1: Write the proportion equation
13,496,765,938,595 : 18,625,220,190,110 = 7,941,450,225,121.40 : x - Step 2: Convert to fraction form
13,496,765,938,595/18,625,220,190,110 = 7,941,450,225,121.40/x - Step 3: Cross multiply
13,496,765,938,595x = 18,625,220,190,110 × 7,941,450,225,121.40 - Step 4: Simplify right side
13,496,765,938,595x = 147,911,259,071,684,717,718,798,336 - Step 5: Solve for x
x = 147,911,259,071,684,717,718,798,336/13,496,765,938,595 - Step 6: Final answer
x = 10,959,014,903,616.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.