Finding the Fourth Proportional to 270,091,034.26, 372,519,982.17 and 232,478,214.45
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Solution
The fourth proportional to 270,091,034.26, 372,519,982.17 and 232,478,214.45 is: 320,642,928.92
Step by Step Solution
- Step 1: Write the proportion equation
270,091,034.26 : 372,519,982.17 = 232,478,214.45 : x - Step 2: Convert to fraction form
270,091,034.26/372,519,982.17 = 232,478,214.45/x - Step 3: Cross multiply
270,091,034.26x = 372,519,982.17 × 232,478,214.45 - Step 4: Simplify right side
270,091,034.26x = 86,602,780,302,326,592 - Step 5: Solve for x
x = 86,602,780,302,326,592/270,091,034.26 - Step 6: Final answer
x = 320,642,928.92
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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.