Finding the Fourth Proportional to 444,374,450.70, 620,593,680.90 and 444,374,450.70
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Solution
The fourth proportional to 444,374,450.70, 620,593,680.90 and 444,374,450.70 is: 620,593,680.90
Step by Step Solution
- Step 1: Write the proportion equation
444,374,450.70 : 620,593,680.90 = 444,374,450.70 : x - Step 2: Convert to fraction form
444,374,450.70/620,593,680.90 = 444,374,450.70/x - Step 3: Cross multiply
444,374,450.70x = 620,593,680.90 × 444,374,450.70 - Step 4: Simplify right side
444,374,450.70x = 275,775,976,057,828,576 - Step 5: Solve for x
x = 275,775,976,057,828,576/444,374,450.70 - Step 6: Final answer
x = 620,593,680.90
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.