Finding the Fourth Proportional to 297,040,635.12, 445,560,340.20 and 167,589,480.72
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Solution
The fourth proportional to 297,040,635.12, 445,560,340.20 and 167,589,480.72 is: 251,383,875.52
Step by Step Solution
- Step 1: Write the proportion equation
297,040,635.12 : 445,560,340.20 = 167,589,480.72 : x - Step 2: Convert to fraction form
297,040,635.12/445,560,340.20 = 167,589,480.72/x - Step 3: Cross multiply
297,040,635.12x = 445,560,340.20 × 167,589,480.72 - Step 4: Simplify right side
297,040,635.12x = 74,671,226,043,544,544 - Step 5: Solve for x
x = 74,671,226,043,544,544/297,040,635.12 - Step 6: Final answer
x = 251,383,875.52
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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.