Finding the Fourth Proportional to 173,173,794.87, 259,728,215.36 and 86,889,034.11
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Solution
The fourth proportional to 173,173,794.87, 259,728,215.36 and 86,889,034.11 is: 130,317,256.03
Step by Step Solution
- Step 1: Write the proportion equation
173,173,794.87 : 259,728,215.36 = 86,889,034.11 : x - Step 2: Convert to fraction form
173,173,794.87/259,728,215.36 = 86,889,034.11/x - Step 3: Cross multiply
173,173,794.87x = 259,728,215.36 × 86,889,034.11 - Step 4: Simplify right side
173,173,794.87x = 22,567,533,763,310,020 - Step 5: Solve for x
x = 22,567,533,763,310,020/173,173,794.87 - Step 6: Final answer
x = 130,317,256.03
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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.