Finding the Fourth Proportional to 7,175,876,019, 10,763,507,370.45 and 2,454,620,106.99
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Solution
The fourth proportional to 7,175,876,019, 10,763,507,370.45 and 2,454,620,106.99 is: 3,681,825,263.32
Step by Step Solution
- Step 1: Write the proportion equation
7,175,876,019 : 10,763,507,370.45 = 2,454,620,106.99 : x - Step 2: Convert to fraction form
7,175,876,019/10,763,507,370.45 = 2,454,620,106.99/x - Step 3: Cross multiply
7,175,876,019x = 10,763,507,370.45 × 2,454,620,106.99 - Step 4: Simplify right side
7,175,876,019x = 26,420,321,613,241,630,720 - Step 5: Solve for x
x = 26,420,321,613,241,630,720/7,175,876,019 - Step 6: Final answer
x = 3,681,825,263.32
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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.