Finding the Fourth Proportional to 189,491,505.84, 284,264,370.27 and 58,344,876.05
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Solution
The fourth proportional to 189,491,505.84, 284,264,370.27 and 58,344,876.05 is: 87,525,661.76
Step by Step Solution
- Step 1: Write the proportion equation
189,491,505.84 : 284,264,370.27 = 58,344,876.05 : x - Step 2: Convert to fraction form
189,491,505.84/284,264,370.27 = 58,344,876.05/x - Step 3: Cross multiply
189,491,505.84x = 284,264,370.27 × 58,344,876.05 - Step 4: Simplify right side
189,491,505.84x = 16,585,369,447,413,132 - Step 5: Solve for x
x = 16,585,369,447,413,132/189,491,505.84 - Step 6: Final answer
x = 87,525,661.76
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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.