Finding the Fourth Proportional to 170,896,317.70, 256,351,474.95 and 49,727,769.70
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Solution
The fourth proportional to 170,896,317.70, 256,351,474.95 and 49,727,769.70 is: 74,593,690.96
Step by Step Solution
- Step 1: Write the proportion equation
170,896,317.70 : 256,351,474.95 = 49,727,769.70 : x - Step 2: Convert to fraction form
170,896,317.70/256,351,474.95 = 49,727,769.70/x - Step 3: Cross multiply
170,896,317.70x = 256,351,474.95 × 49,727,769.70 - Step 4: Simplify right side
170,896,317.70x = 12,747,787,108,568,920 - Step 5: Solve for x
x = 12,747,787,108,568,920/170,896,317.70 - Step 6: Final answer
x = 74,593,690.96
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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.