Finding the Fourth Proportional to 80,960,849.26, 121,441,175.47 and 26,373,345.66
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Solution
The fourth proportional to 80,960,849.26, 121,441,175.47 and 26,373,345.66 is: 39,559,986.43
Step by Step Solution
- Step 1: Write the proportion equation
80,960,849.26 : 121,441,175.47 = 26,373,345.66 : x - Step 2: Convert to fraction form
80,960,849.26/121,441,175.47 = 26,373,345.66/x - Step 3: Cross multiply
80,960,849.26x = 121,441,175.47 × 26,373,345.66 - Step 4: Simplify right side
80,960,849.26x = 3,202,810,098,059,989.50 - Step 5: Solve for x
x = 3,202,810,098,059,989.50/80,960,849.26 - Step 6: Final answer
x = 39,559,986.43
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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.