Finding the Fourth Proportional to 150,430,213.80, 225,645,320.70 and 150,430,213.80
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Solution
The fourth proportional to 150,430,213.80, 225,645,320.70 and 150,430,213.80 is: 225,645,320.70
Step by Step Solution
- Step 1: Write the proportion equation
150,430,213.80 : 225,645,320.70 = 150,430,213.80 : x - Step 2: Convert to fraction form
150,430,213.80/225,645,320.70 = 150,430,213.80/x - Step 3: Cross multiply
150,430,213.80x = 225,645,320.70 × 150,430,213.80 - Step 4: Simplify right side
150,430,213.80x = 33,943,873,835,870,568 - Step 5: Solve for x
x = 33,943,873,835,870,568/150,430,213.80 - Step 6: Final answer
x = 225,645,320.70
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1.5x scale
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.