Finding the Fourth Proportional to 481,491,958.44, 722,010,263.94 and 186,525,232.68
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Solution
The fourth proportional to 481,491,958.44, 722,010,263.94 and 186,525,232.68 is: 279,699,650.47
Step by Step Solution
- Step 1: Write the proportion equation
481,491,958.44 : 722,010,263.94 = 186,525,232.68 : x - Step 2: Convert to fraction form
481,491,958.44/722,010,263.94 = 186,525,232.68/x - Step 3: Cross multiply
481,491,958.44x = 722,010,263.94 × 186,525,232.68 - Step 4: Simplify right side
481,491,958.44x = 134,673,132,478,756,736 - Step 5: Solve for x
x = 134,673,132,478,756,736/481,491,958.44 - Step 6: Final answer
x = 279,699,650.47
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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.