Finding the Fourth Proportional to 1,021,968,234.40, 1,532,952,351.60 and 367,232,922.40
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Solution
The fourth proportional to 1,021,968,234.40, 1,532,952,351.60 and 367,232,922.40 is: 550,849,383.60
Step by Step Solution
- Step 1: Write the proportion equation
1,021,968,234.40 : 1,532,952,351.60 = 367,232,922.40 : x - Step 2: Convert to fraction form
1,021,968,234.40/1,532,952,351.60 = 367,232,922.40/x - Step 3: Cross multiply
1,021,968,234.40x = 1,532,952,351.60 × 367,232,922.40 - Step 4: Simplify right side
1,021,968,234.40x = 562,950,571,978,020,224 - Step 5: Solve for x
x = 562,950,571,978,020,224/1,021,968,234.40 - Step 6: Final answer
x = 550,849,383.60
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Similar ratio
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1.5x scale
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.