Finding the Fourth Proportional to 167,193,566.32, 250,726,576.56 and 79,739,635.36
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Solution
The fourth proportional to 167,193,566.32, 250,726,576.56 and 79,739,635.36 is: 119,579,037.82
Step by Step Solution
- Step 1: Write the proportion equation
167,193,566.32 : 250,726,576.56 = 79,739,635.36 : x - Step 2: Convert to fraction form
167,193,566.32/250,726,576.56 = 79,739,635.36/x - Step 3: Cross multiply
167,193,566.32x = 250,726,576.56 × 79,739,635.36 - Step 4: Simplify right side
167,193,566.32x = 19,992,845,789,955,524 - Step 5: Solve for x
x = 19,992,845,789,955,524/167,193,566.32 - Step 6: Final answer
x = 119,579,037.82
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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.