Finding the Fourth Proportional to 238,230,201.98, 328,767,562.56 and 132,383,222.06
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Solution
The fourth proportional to 238,230,201.98, 328,767,562.56 and 132,383,222.06 is: 182,694,338.83
Step by Step Solution
- Step 1: Write the proportion equation
238,230,201.98 : 328,767,562.56 = 132,383,222.06 : x - Step 2: Convert to fraction form
238,230,201.98/328,767,562.56 = 132,383,222.06/x - Step 3: Cross multiply
238,230,201.98x = 328,767,562.56 × 132,383,222.06 - Step 4: Simplify right side
238,230,201.98x = 43,523,309,240,505,424 - Step 5: Solve for x
x = 43,523,309,240,505,424/238,230,201.98 - Step 6: Final answer
x = 182,694,338.83
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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.