Finding the Fourth Proportional to 226,370,405.70, 339,555,608.55 and 80,873,669.70
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Solution
The fourth proportional to 226,370,405.70, 339,555,608.55 and 80,873,669.70 is: 121,310,504.55
Step by Step Solution
- Step 1: Write the proportion equation
226,370,405.70 : 339,555,608.55 = 80,873,669.70 : x - Step 2: Convert to fraction form
226,370,405.70/339,555,608.55 = 80,873,669.70/x - Step 3: Cross multiply
226,370,405.70x = 339,555,608.55 × 80,873,669.70 - Step 4: Simplify right side
226,370,405.70x = 27,461,108,130,655,196 - Step 5: Solve for x
x = 27,461,108,130,655,196/226,370,405.70 - Step 6: Final answer
x = 121,310,504.55
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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.