Finding the Fourth Proportional to 83,669,704.30, 125,504,556.45 and 58,160,536.30
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Solution
The fourth proportional to 83,669,704.30, 125,504,556.45 and 58,160,536.30 is: 87,240,804.45
Step by Step Solution
- Step 1: Write the proportion equation
83,669,704.30 : 125,504,556.45 = 58,160,536.30 : x - Step 2: Convert to fraction form
83,669,704.30/125,504,556.45 = 58,160,536.30/x - Step 3: Cross multiply
83,669,704.30x = 125,504,556.45 × 58,160,536.30 - Step 4: Simplify right side
83,669,704.30x = 7,299,412,311,225,624 - Step 5: Solve for x
x = 7,299,412,311,225,624/83,669,704.30 - Step 6: Final answer
x = 87,240,804.45
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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.