Finding the Fourth Proportional to 238,723,524.36, 329,438,478.80 and 132,874,661.02
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Solution
The fourth proportional to 238,723,524.36, 329,438,478.80 and 132,874,661.02 is: 183,367,040.66
Step by Step Solution
- Step 1: Write the proportion equation
238,723,524.36 : 329,438,478.80 = 132,874,661.02 : x - Step 2: Convert to fraction form
238,723,524.36/329,438,478.80 = 132,874,661.02/x - Step 3: Cross multiply
238,723,524.36x = 329,438,478.80 × 132,874,661.02 - Step 4: Simplify right side
238,723,524.36x = 43,774,026,197,494,456 - Step 5: Solve for x
x = 43,774,026,197,494,456/238,723,524.36 - Step 6: Final answer
x = 183,367,040.66
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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.