Finding the Fourth Proportional to 227,760,920.58, 314,310,373.52 and 123,339,171.99
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Solution
The fourth proportional to 227,760,920.58, 314,310,373.52 and 123,339,171.99 is: 170,208,221.49
Step by Step Solution
- Step 1: Write the proportion equation
227,760,920.58 : 314,310,373.52 = 123,339,171.99 : x - Step 2: Convert to fraction form
227,760,920.58/314,310,373.52 = 123,339,171.99/x - Step 3: Cross multiply
227,760,920.58x = 314,310,373.52 × 123,339,171.99 - Step 4: Simplify right side
227,760,920.58x = 38,766,781,217,824,416 - Step 5: Solve for x
x = 38,766,781,217,824,416/227,760,920.58 - Step 6: Final answer
x = 170,208,221.49
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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.