Finding the Fourth Proportional to 213,560,599.44, 294,715,947.84 and 125,458,310.52
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Solution
The fourth proportional to 213,560,599.44, 294,715,947.84 and 125,458,310.52 is: 173,133,831.78
Step by Step Solution
- Step 1: Write the proportion equation
213,560,599.44 : 294,715,947.84 = 125,458,310.52 : x - Step 2: Convert to fraction form
213,560,599.44/294,715,947.84 = 125,458,310.52/x - Step 3: Cross multiply
213,560,599.44x = 294,715,947.84 × 125,458,310.52 - Step 4: Simplify right side
213,560,599.44x = 36,974,564,899,306,840 - Step 5: Solve for x
x = 36,974,564,899,306,840/213,560,599.44 - Step 6: Final answer
x = 173,133,831.78
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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.