Finding the Fourth Proportional to 1,512,351,523.20, 2,268,527,284.80 and 967,708,041.60
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Solution
The fourth proportional to 1,512,351,523.20, 2,268,527,284.80 and 967,708,041.60 is: 1,451,562,062.40
Step by Step Solution
- Step 1: Write the proportion equation
1,512,351,523.20 : 2,268,527,284.80 = 967,708,041.60 : x - Step 2: Convert to fraction form
1,512,351,523.20/2,268,527,284.80 = 967,708,041.60/x - Step 3: Cross multiply
1,512,351,523.20x = 2,268,527,284.80 × 967,708,041.60 - Step 4: Simplify right side
1,512,351,523.20x = 2,195,272,096,089,973,760 - Step 5: Solve for x
x = 2,195,272,096,089,973,760/1,512,351,523.20 - Step 6: Final answer
x = 1,451,562,062.40
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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.