Finding the Fourth Proportional to 793,245,679.11, 1,093,525,321.55 and 554,349,165.44
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Solution
The fourth proportional to 793,245,679.11, 1,093,525,321.55 and 554,349,165.44 is: 764,195,589.52
Step by Step Solution
- Step 1: Write the proportion equation
793,245,679.11 : 1,093,525,321.55 = 554,349,165.44 : x - Step 2: Convert to fraction form
793,245,679.11/1,093,525,321.55 = 554,349,165.44/x - Step 3: Cross multiply
793,245,679.11x = 1,093,525,321.55 × 554,349,165.44 - Step 4: Simplify right side
793,245,679.11x = 606,194,849,380,510,720 - Step 5: Solve for x
x = 606,194,849,380,510,720/793,245,679.11 - Step 6: Final answer
x = 764,195,589.52
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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.