Finding the Fourth Proportional to 296,883,019.70, 445,324,529.55 and 250,966,517.30
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Solution
The fourth proportional to 296,883,019.70, 445,324,529.55 and 250,966,517.30 is: 376,449,775.95
Step by Step Solution
- Step 1: Write the proportion equation
296,883,019.70 : 445,324,529.55 = 250,966,517.30 : x - Step 2: Convert to fraction form
296,883,019.70/445,324,529.55 = 250,966,517.30/x - Step 3: Cross multiply
296,883,019.70x = 445,324,529.55 × 250,966,517.30 - Step 4: Simplify right side
296,883,019.70x = 111,761,546,249,424,448 - Step 5: Solve for x
x = 111,761,546,249,424,448/296,883,019.70 - Step 6: Final answer
x = 376,449,775.95
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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.