Finding the Fourth Proportional to 1,546,858,372.23, 2,134,716,115.73 and 868,794,813.99
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Solution
The fourth proportional to 1,546,858,372.23, 2,134,716,115.73 and 868,794,813.99 is: 1,198,965,803.19
Step by Step Solution
- Step 1: Write the proportion equation
1,546,858,372.23 : 2,134,716,115.73 = 868,794,813.99 : x - Step 2: Convert to fraction form
1,546,858,372.23/2,134,716,115.73 = 868,794,813.99/x - Step 3: Cross multiply
1,546,858,372.23x = 2,134,716,115.73 × 868,794,813.99 - Step 4: Simplify right side
1,546,858,372.23x = 1,854,630,290,682,756,608 - Step 5: Solve for x
x = 1,854,630,290,682,756,608/1,546,858,372.23 - Step 6: Final answer
x = 1,198,965,803.19
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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.