Finding the Fourth Proportional to 5,979,936,554.40, 8,969,904,831.60 and 2,873,770,197.60
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Solution
The fourth proportional to 5,979,936,554.40, 8,969,904,831.60 and 2,873,770,197.60 is: 4,310,655,296.40
Step by Step Solution
- Step 1: Write the proportion equation
5,979,936,554.40 : 8,969,904,831.60 = 2,873,770,197.60 : x - Step 2: Convert to fraction form
5,979,936,554.40/8,969,904,831.60 = 2,873,770,197.60/x - Step 3: Cross multiply
5,979,936,554.40x = 8,969,904,831.60 × 2,873,770,197.60 - Step 4: Simplify right side
5,979,936,554.40x = 25,777,445,180,360,327,168 - Step 5: Solve for x
x = 25,777,445,180,360,327,168/5,979,936,554.40 - Step 6: Final answer
x = 4,310,655,296.40
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1.5x scale
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.