Finding the Fourth Proportional to 2,040,388,949.40, 3,056,048,460.90 and 1,768,291,157.40
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Solution
The fourth proportional to 2,040,388,949.40, 3,056,048,460.90 and 1,768,291,157.40 is: 2,648,506,536.75
Step by Step Solution
- Step 1: Write the proportion equation
2,040,388,949.40 : 3,056,048,460.90 = 1,768,291,157.40 : x - Step 2: Convert to fraction form
2,040,388,949.40/3,056,048,460.90 = 1,768,291,157.40/x - Step 3: Cross multiply
2,040,388,949.40x = 3,056,048,460.90 × 1,768,291,157.40 - Step 4: Simplify right side
2,040,388,949.40x = 5,403,983,469,995,350,016 - Step 5: Solve for x
x = 5,403,983,469,995,350,016/2,040,388,949.40 - Step 6: Final answer
x = 2,648,506,536.75
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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.