Finding the Fourth Proportional to 189,489,930.46, 284,262,009.39 and 58,343,302.41
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Solution
The fourth proportional to 189,489,930.46, 284,262,009.39 and 58,343,302.41 is: 87,523,301.82
Step by Step Solution
- Step 1: Write the proportion equation
189,489,930.46 : 284,262,009.39 = 58,343,302.41 : x - Step 2: Convert to fraction form
189,489,930.46/284,262,009.39 = 58,343,302.41/x - Step 3: Cross multiply
189,489,930.46x = 284,262,009.39 × 58,343,302.41 - Step 4: Simplify right side
189,489,930.46x = 16,584,784,376,093,720 - Step 5: Solve for x
x = 16,584,784,376,093,720/189,489,930.46 - Step 6: Final answer
x = 87,523,301.82
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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.