Finding the Third Proportional to 437,378,420 and 892,353,431
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Solution
The third proportional to 437,378,420 and 892,353,431 is: 1,820,607,989.34
Step by Step Solution
- Step 1: Write the proportion equation
437,378,420 : 892,353,431 = 892,353,431 : x - Step 2: Convert to fraction form
437,378,420/892,353,431 = 892,353,431/x - Step 3: Cross multiply
437,378,420x = 892,353,431 × 892,353,431 - Step 4: Simplify right side
437,378,420x = 796,294,645,817,471,744 - Step 5: Solve for x
x = 796,294,645,817,471,744/437,378,420 - Step 6: Final answer
x = 1,820,607,989.34
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.