Finding the Fourth Proportional to 783,336,389,668.75, 1,175,541,310,083.60 and 273,395,156,629.40
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Solution
The fourth proportional to 783,336,389,668.75, 1,175,541,310,083.60 and 273,395,156,629.40 is: 410,280,059,541.91
Step by Step Solution
- Step 1: Write the proportion equation
783,336,389,668.75 : 1,175,541,310,083.60 = 273,395,156,629.40 : x - Step 2: Convert to fraction form
783,336,389,668.75/1,175,541,310,083.60 = 273,395,156,629.40/x - Step 3: Cross multiply
783,336,389,668.75x = 1,175,541,310,083.60 × 273,395,156,629.40 - Step 4: Simplify right side
783,336,389,668.75x = 321,387,300,594,635,883,151,360 - Step 5: Solve for x
x = 321,387,300,594,635,883,151,360/783,336,389,668.75 - Step 6: Final answer
x = 410,280,059,541.91
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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.