Finding the Fourth Proportional to 2,162,000,684.53, 3,242,162,608.87 and 743,628,121.53
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Solution
The fourth proportional to 2,162,000,684.53, 3,242,162,608.87 and 743,628,121.53 is: 1,115,153,805.35
Step by Step Solution
- Step 1: Write the proportion equation
2,162,000,684.53 : 3,242,162,608.87 = 743,628,121.53 : x - Step 2: Convert to fraction form
2,162,000,684.53/3,242,162,608.87 = 743,628,121.53/x - Step 3: Cross multiply
2,162,000,684.53x = 3,242,162,608.87 × 743,628,121.53 - Step 4: Simplify right side
2,162,000,684.53x = 2,410,963,290,528,801,792 - Step 5: Solve for x
x = 2,410,963,290,528,801,792/2,162,000,684.53 - Step 6: Final answer
x = 1,115,153,805.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.