Finding the Fourth Proportional to 82,210,736.51, 113,450,905.21 and 44,533,988.98
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Solution
The fourth proportional to 82,210,736.51, 113,450,905.21 and 44,533,988.98 is: 61,456,952.91
Step by Step Solution
- Step 1: Write the proportion equation
82,210,736.51 : 113,450,905.21 = 44,533,988.98 : x - Step 2: Convert to fraction form
82,210,736.51/113,450,905.21 = 44,533,988.98/x - Step 3: Cross multiply
82,210,736.51x = 113,450,905.21 × 44,533,988.98 - Step 4: Simplify right side
82,210,736.51x = 5,052,421,362,720,088 - Step 5: Solve for x
x = 5,052,421,362,720,088/82,210,736.51 - Step 6: Final answer
x = 61,456,952.91
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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.