Finding the Fourth Proportional to 591,670,216.92, 816,528,933.81 and 327,347,905.08
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Solution
The fourth proportional to 591,670,216.92, 816,528,933.81 and 327,347,905.08 is: 451,753,406.33
Step by Step Solution
- Step 1: Write the proportion equation
591,670,216.92 : 816,528,933.81 = 327,347,905.08 : x - Step 2: Convert to fraction form
591,670,216.92/816,528,933.81 = 327,347,905.08/x - Step 3: Cross multiply
591,670,216.92x = 816,528,933.81 × 327,347,905.08 - Step 4: Simplify right side
591,670,216.92x = 267,289,035,919,909,440 - Step 5: Solve for x
x = 267,289,035,919,909,440/591,670,216.92 - Step 6: Final answer
x = 451,753,406.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.