Finding the Fourth Proportional to 227,272,162.33, 313,635,448.74 and 122,850,235.09
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Solution
The fourth proportional to 227,272,162.33, 313,635,448.74 and 122,850,235.09 is: 169,533,251.30
Step by Step Solution
- Step 1: Write the proportion equation
227,272,162.33 : 313,635,448.74 = 122,850,235.09 : x - Step 2: Convert to fraction form
227,272,162.33/313,635,448.74 = 122,850,235.09/x - Step 3: Cross multiply
227,272,162.33x = 313,635,448.74 × 122,850,235.09 - Step 4: Simplify right side
227,272,162.33x = 38,530,188,610,266,648 - Step 5: Solve for x
x = 38,530,188,610,266,648/227,272,162.33 - Step 6: Final answer
x = 169,533,251.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.