Finding the Fourth Proportional to 110,633,164.56, 152,669,765.70 and 61,072,474.54
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Solution
The fourth proportional to 110,633,164.56, 152,669,765.70 and 61,072,474.54 is: 84,277,805.99
Step by Step Solution
- Step 1: Write the proportion equation
110,633,164.56 : 152,669,765.70 = 61,072,474.54 : x - Step 2: Convert to fraction form
110,633,164.56/152,669,765.70 = 61,072,474.54/x - Step 3: Cross multiply
110,633,164.56x = 152,669,765.70 × 61,072,474.54 - Step 4: Simplify right side
110,633,164.56x = 9,323,920,378,741,014 - Step 5: Solve for x
x = 9,323,920,378,741,014/110,633,164.56 - Step 6: Final answer
x = 84,277,805.99
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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.