Finding the Fourth Proportional to 294,519,930.57, 406,438,736.04 and 162,358,026.12
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Solution
The fourth proportional to 294,519,930.57, 406,438,736.04 and 162,358,026.12 is: 224,054,755.12
Step by Step Solution
- Step 1: Write the proportion equation
294,519,930.57 : 406,438,736.04 = 162,358,026.12 : x - Step 2: Convert to fraction form
294,519,930.57/406,438,736.04 = 162,358,026.12/x - Step 3: Cross multiply
294,519,930.57x = 406,438,736.04 × 162,358,026.12 - Step 4: Simplify right side
294,519,930.57x = 65,988,590,922,162,112 - Step 5: Solve for x
x = 65,988,590,922,162,112/294,519,930.57 - Step 6: Final answer
x = 224,054,755.12
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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.