Finding the Fourth Proportional to 741,033,709.68, 1,110,147,540.84 and 494,647,417.20
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Solution
The fourth proportional to 741,033,709.68, 1,110,147,540.84 and 494,647,417.20 is: 741,034,593.45
Step by Step Solution
- Step 1: Write the proportion equation
741,033,709.68 : 1,110,147,540.84 = 494,647,417.20 : x - Step 2: Convert to fraction form
741,033,709.68/1,110,147,540.84 = 494,647,417.20/x - Step 3: Cross multiply
741,033,709.68x = 1,110,147,540.84 × 494,647,417.20 - Step 4: Simplify right side
741,033,709.68x = 549,131,613,787,437,440 - Step 5: Solve for x
x = 549,131,613,787,437,440/741,033,709.68 - Step 6: Final answer
x = 741,034,593.45
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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.