Finding the Fourth Proportional to 86,479,231.92, 119,337,775.92 and 51,691,102.44
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Solution
The fourth proportional to 86,479,231.92, 119,337,775.92 and 51,691,102.44 is: 71,331,590.99
Step by Step Solution
- Step 1: Write the proportion equation
86,479,231.92 : 119,337,775.92 = 51,691,102.44 : x - Step 2: Convert to fraction form
86,479,231.92/119,337,775.92 = 51,691,102.44/x - Step 3: Cross multiply
86,479,231.92x = 119,337,775.92 × 51,691,102.44 - Step 4: Simplify right side
86,479,231.92x = 6,168,701,200,042,485 - Step 5: Solve for x
x = 6,168,701,200,042,485/86,479,231.92 - Step 6: Final answer
x = 71,331,590.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.