Finding the Fourth Proportional to 5,629,303,995.51, 7,768,418,195.25 and 3,089,028,464.76
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Solution
The fourth proportional to 5,629,303,995.51, 7,768,418,195.25 and 3,089,028,464.76 is: 4,262,847,583.01
Step by Step Solution
- Step 1: Write the proportion equation
5,629,303,995.51 : 7,768,418,195.25 = 3,089,028,464.76 : x - Step 2: Convert to fraction form
5,629,303,995.51/7,768,418,195.25 = 3,089,028,464.76/x - Step 3: Cross multiply
5,629,303,995.51x = 7,768,418,195.25 × 3,089,028,464.76 - Step 4: Simplify right side
5,629,303,995.51x = 23,996,864,931,286,757,376 - Step 5: Solve for x
x = 23,996,864,931,286,757,376/5,629,303,995.51 - Step 6: Final answer
x = 4,262,847,583.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.