Finding the Fourth Proportional to 82,331,599.68, 113,614,971.84 and 45,161,352
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Solution
The fourth proportional to 82,331,599.68, 113,614,971.84 and 45,161,352 is: 62,321,219.99
Step by Step Solution
- Step 1: Write the proportion equation
82,331,599.68 : 113,614,971.84 = 45,161,352 : x - Step 2: Convert to fraction form
82,331,599.68/113,614,971.84 = 45,161,352/x - Step 3: Cross multiply
82,331,599.68x = 113,614,971.84 × 45,161,352 - Step 4: Simplify right side
82,331,599.68x = 5,131,005,735,736,328 - Step 5: Solve for x
x = 5,131,005,735,736,328/82,331,599.68 - Step 6: Final answer
x = 62,321,219.99
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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.