Finding the Fourth Proportional to 5,392,985,377.08, 8,089,478,065.60 and 1,515,591,841.08
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Solution
The fourth proportional to 5,392,985,377.08, 8,089,478,065.60 and 1,515,591,841.08 is: 2,273,387,761.61
Step by Step Solution
- Step 1: Write the proportion equation
5,392,985,377.08 : 8,089,478,065.60 = 1,515,591,841.08 : x - Step 2: Convert to fraction form
5,392,985,377.08/8,089,478,065.60 = 1,515,591,841.08/x - Step 3: Cross multiply
5,392,985,377.08x = 8,089,478,065.60 × 1,515,591,841.08 - Step 4: Simplify right side
5,392,985,377.08x = 12,260,346,954,818,981,888 - Step 5: Solve for x
x = 12,260,346,954,818,981,888/5,392,985,377.08 - Step 6: Final answer
x = 2,273,387,761.61
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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.