Finding the Fourth Proportional to 132,935,447.84, 199,235,438.08 and 67,373,058.56
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Solution
The fourth proportional to 132,935,447.84, 199,235,438.08 and 67,373,058.56 is: 100,974,578.68
Step by Step Solution
- Step 1: Write the proportion equation
132,935,447.84 : 199,235,438.08 = 67,373,058.56 : x - Step 2: Convert to fraction form
132,935,447.84/199,235,438.08 = 67,373,058.56/x - Step 3: Cross multiply
132,935,447.84x = 199,235,438.08 × 67,373,058.56 - Step 4: Simplify right side
132,935,447.84x = 13,423,100,836,991,096 - Step 5: Solve for x
x = 13,423,100,836,991,096/132,935,447.84 - Step 6: Final answer
x = 100,974,578.68
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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.