Finding the Fourth Proportional to 227,272,176.74, 313,635,468.75 and 122,850,249.68
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Solution
The fourth proportional to 227,272,176.74, 313,635,468.75 and 122,850,249.68 is: 169,533,271.50
Step by Step Solution
- Step 1: Write the proportion equation
227,272,176.74 : 313,635,468.75 = 122,850,249.68 : x - Step 2: Convert to fraction form
227,272,176.74/313,635,468.75 = 122,850,249.68/x - Step 3: Cross multiply
227,272,176.74x = 313,635,468.75 × 122,850,249.68 - Step 4: Simplify right side
227,272,176.74x = 38,530,195,644,441,336 - Step 5: Solve for x
x = 38,530,195,644,441,336/227,272,176.74 - Step 6: Final answer
x = 169,533,271.50
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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.