Finding the Fourth Proportional to 349,013,928.44, 523,516,408.38 and 115,951,806.50
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Solution
The fourth proportional to 349,013,928.44, 523,516,408.38 and 115,951,806.50 is: 173,926,219.95
Step by Step Solution
- Step 1: Write the proportion equation
349,013,928.44 : 523,516,408.38 = 115,951,806.50 : x - Step 2: Convert to fraction form
349,013,928.44/523,516,408.38 = 115,951,806.50/x - Step 3: Cross multiply
349,013,928.44x = 523,516,408.38 × 115,951,806.50 - Step 4: Simplify right side
349,013,928.44x = 60,702,673,284,052,736 - Step 5: Solve for x
x = 60,702,673,284,052,736/349,013,928.44 - Step 6: Final answer
x = 173,926,219.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.