Finding the Fourth Proportional to 112,021,905.98, 167,715,980.94 and 59,379,628.08
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Solution
The fourth proportional to 112,021,905.98, 167,715,980.94 and 59,379,628.08 is: 88,901,474.08
Step by Step Solution
- Step 1: Write the proportion equation
112,021,905.98 : 167,715,980.94 = 59,379,628.08 : x - Step 2: Convert to fraction form
112,021,905.98/167,715,980.94 = 59,379,628.08/x - Step 3: Cross multiply
112,021,905.98x = 167,715,980.94 × 59,379,628.08 - Step 4: Simplify right side
112,021,905.98x = 9,958,912,571,289,568 - Step 5: Solve for x
x = 9,958,912,571,289,568/112,021,905.98 - Step 6: Final answer
x = 88,901,474.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.