Finding the Fourth Proportional to 227,531,808.37, 313,991,660.14 and 123,107,588.47
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Solution
The fourth proportional to 227,531,808.37, 313,991,660.14 and 123,107,588.47 is: 169,887,262.60
Step by Step Solution
- Step 1: Write the proportion equation
227,531,808.37 : 313,991,660.14 = 123,107,588.47 : x - Step 2: Convert to fraction form
227,531,808.37/313,991,660.14 = 123,107,588.47/x - Step 3: Cross multiply
227,531,808.37x = 313,991,660.14 × 123,107,588.47 - Step 4: Simplify right side
227,531,808.37x = 38,654,756,079,527,224 - Step 5: Solve for x
x = 38,654,756,079,527,224/227,531,808.37 - Step 6: Final answer
x = 169,887,262.60
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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.