Finding the Fourth Proportional to 944,784,814.40, 1,417,177,221.60 and 880,214,732.90
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Solution
The fourth proportional to 944,784,814.40, 1,417,177,221.60 and 880,214,732.90 is: 1,320,322,099.35
Step by Step Solution
- Step 1: Write the proportion equation
944,784,814.40 : 1,417,177,221.60 = 880,214,732.90 : x - Step 2: Convert to fraction form
944,784,814.40/1,417,177,221.60 = 880,214,732.90/x - Step 3: Cross multiply
944,784,814.40x = 1,417,177,221.60 × 880,214,732.90 - Step 4: Simplify right side
944,784,814.40x = 1,247,420,269,582,607,872 - Step 5: Solve for x
x = 1,247,420,269,582,607,872/944,784,814.40 - Step 6: Final answer
x = 1,320,322,099.35
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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.