Finding the Fourth Proportional to 449,093,647.37, 673,664,261.34 and 138,414,650.41
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Solution
The fourth proportional to 449,093,647.37, 673,664,261.34 and 138,414,650.41 is: 207,629,307.99
Step by Step Solution
- Step 1: Write the proportion equation
449,093,647.37 : 673,664,261.34 = 138,414,650.41 : x - Step 2: Convert to fraction form
449,093,647.37/673,664,261.34 = 138,414,650.41/x - Step 3: Cross multiply
449,093,647.37x = 673,664,261.34 × 138,414,650.41 - Step 4: Simplify right side
449,093,647.37x = 93,245,003,224,271,776 - Step 5: Solve for x
x = 93,245,003,224,271,776/449,093,647.37 - Step 6: Final answer
x = 207,629,307.99
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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.