Finding the Fourth Proportional to 189,119,619.88, 283,412,763.92 and 89,302,758.56
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Solution
The fourth proportional to 189,119,619.88, 283,412,763.92 and 89,302,758.56 is: 133,828,217.53
Step by Step Solution
- Step 1: Write the proportion equation
189,119,619.88 : 283,412,763.92 = 89,302,758.56 : x - Step 2: Convert to fraction form
189,119,619.88/283,412,763.92 = 89,302,758.56/x - Step 3: Cross multiply
189,119,619.88x = 283,412,763.92 × 89,302,758.56 - Step 4: Simplify right side
189,119,619.88x = 25,309,541,629,170,040 - Step 5: Solve for x
x = 25,309,541,629,170,040/189,119,619.88 - Step 6: Final answer
x = 133,828,217.53
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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.