Finding the Fourth Proportional to 45,434,525.70, 68,170,450.95 and 16,694,429.70
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Solution
The fourth proportional to 45,434,525.70, 68,170,450.95 and 16,694,429.70 is: 25,048,501.85
Step by Step Solution
- Step 1: Write the proportion equation
45,434,525.70 : 68,170,450.95 = 16,694,429.70 : x - Step 2: Convert to fraction form
45,434,525.70/68,170,450.95 = 16,694,429.70/x - Step 3: Cross multiply
45,434,525.70x = 68,170,450.95 × 16,694,429.70 - Step 4: Simplify right side
45,434,525.70x = 1,138,066,801,002,073.25 - Step 5: Solve for x
x = 1,138,066,801,002,073.25/45,434,525.70 - Step 6: Final answer
x = 25,048,501.85
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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.