Finding the Fourth Proportional to 195,519,246.40, 293,444,206.80 and 80,586,272.80
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Solution
The fourth proportional to 195,519,246.40, 293,444,206.80 and 80,586,272.80 is: 120,947,555.48
Step by Step Solution
- Step 1: Write the proportion equation
195,519,246.40 : 293,444,206.80 = 80,586,272.80 : x - Step 2: Convert to fraction form
195,519,246.40/293,444,206.80 = 80,586,272.80/x - Step 3: Cross multiply
195,519,246.40x = 293,444,206.80 × 80,586,272.80 - Step 4: Simplify right side
195,519,246.40x = 23,647,574,900,764,416 - Step 5: Solve for x
x = 23,647,574,900,764,416/195,519,246.40 - Step 6: Final answer
x = 120,947,555.48
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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.