Finding the Fourth Proportional to 82,855,315.10, 124,318,812.11 and 44,471,988.87
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Solution
The fourth proportional to 82,855,315.10, 124,318,812.11 and 44,471,988.87 is: 66,727,219.88
Step by Step Solution
- Step 1: Write the proportion equation
82,855,315.10 : 124,318,812.11 = 44,471,988.87 : x - Step 2: Convert to fraction form
82,855,315.10/124,318,812.11 = 44,471,988.87/x - Step 3: Cross multiply
82,855,315.10x = 124,318,812.11 × 44,471,988.87 - Step 4: Simplify right side
82,855,315.10x = 5,528,704,828,265,181 - Step 5: Solve for x
x = 5,528,704,828,265,181/82,855,315.10 - Step 6: Final answer
x = 66,727,219.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.