Finding the Fourth Proportional to 83,519,731.33, 115,259,850.26 and 48,236,880.98
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Solution
The fourth proportional to 83,519,731.33, 115,259,850.26 and 48,236,880.98 is: 66,568,409.53
Step by Step Solution
- Step 1: Write the proportion equation
83,519,731.33 : 115,259,850.26 = 48,236,880.98 : x - Step 2: Convert to fraction form
83,519,731.33/115,259,850.26 = 48,236,880.98/x - Step 3: Cross multiply
83,519,731.33x = 115,259,850.26 × 48,236,880.98 - Step 4: Simplify right side
83,519,731.33x = 5,559,775,678,764,242 - Step 5: Solve for x
x = 5,559,775,678,764,242/83,519,731.33 - Step 6: Final answer
x = 66,568,409.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.