Finding the Fourth Proportional to 270,039,964.76, 372,715,101.45 and 164,170,884.26
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Solution
The fourth proportional to 270,039,964.76, 372,715,101.45 and 164,170,884.26 is: 226,592,266.95
Step by Step Solution
- Step 1: Write the proportion equation
270,039,964.76 : 372,715,101.45 = 164,170,884.26 : x - Step 2: Convert to fraction form
270,039,964.76/372,715,101.45 = 164,170,884.26/x - Step 3: Cross multiply
270,039,964.76x = 372,715,101.45 × 164,170,884.26 - Step 4: Simplify right side
270,039,964.76x = 61,188,967,780,238,528 - Step 5: Solve for x
x = 61,188,967,780,238,528/270,039,964.76 - Step 6: Final answer
x = 226,592,266.95
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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.