Finding the Fourth Proportional to 693,632,429.23, 1,040,396,314.23 and 220,912,370
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Solution
The fourth proportional to 693,632,429.23, 1,040,396,314.23 and 220,912,370 is: 331,351,888.74
Step by Step Solution
- Step 1: Write the proportion equation
693,632,429.23 : 1,040,396,314.23 = 220,912,370 : x - Step 2: Convert to fraction form
693,632,429.23/1,040,396,314.23 = 220,912,370/x - Step 3: Cross multiply
693,632,429.23x = 1,040,396,314.23 × 220,912,370 - Step 4: Simplify right side
693,632,429.23x = 229,836,415,515,814,016 - Step 5: Solve for x
x = 229,836,415,515,814,016/693,632,429.23 - Step 6: Final answer
x = 331,351,888.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.