Finding the Fourth Proportional to 5,694,948,492.40, 8,542,422,738.60 and 2,422,972,543.60
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Solution
The fourth proportional to 5,694,948,492.40, 8,542,422,738.60 and 2,422,972,543.60 is: 3,634,458,815.40
Step by Step Solution
- Step 1: Write the proportion equation
5,694,948,492.40 : 8,542,422,738.60 = 2,422,972,543.60 : x - Step 2: Convert to fraction form
5,694,948,492.40/8,542,422,738.60 = 2,422,972,543.60/x - Step 3: Cross multiply
5,694,948,492.40x = 8,542,422,738.60 × 2,422,972,543.60 - Step 4: Simplify right side
5,694,948,492.40x = 20,698,055,751,452,119,040 - Step 5: Solve for x
x = 20,698,055,751,452,119,040/5,694,948,492.40 - Step 6: Final answer
x = 3,634,458,815.40
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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.