Finding the Fourth Proportional to 605,383,664.56, 835,429,452.17 and 326,925,163.49
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Solution
The fourth proportional to 605,383,664.56, 835,429,452.17 and 326,925,163.49 is: 451,156,722.96
Step by Step Solution
- Step 1: Write the proportion equation
605,383,664.56 : 835,429,452.17 = 326,925,163.49 : x - Step 2: Convert to fraction form
605,383,664.56/835,429,452.17 = 326,925,163.49/x - Step 3: Cross multiply
605,383,664.56x = 835,429,452.17 × 326,925,163.49 - Step 4: Simplify right side
605,383,664.56x = 273,122,910,235,038,368 - Step 5: Solve for x
x = 273,122,910,235,038,368/605,383,664.56 - Step 6: Final answer
x = 451,156,722.96
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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.