Finding the Fourth Proportional to 115,912,201.80, 173,868,302.70 and 62,164,489.80
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Solution
The fourth proportional to 115,912,201.80, 173,868,302.70 and 62,164,489.80 is: 93,246,734.70
Step by Step Solution
- Step 1: Write the proportion equation
115,912,201.80 : 173,868,302.70 = 62,164,489.80 : x - Step 2: Convert to fraction form
115,912,201.80/173,868,302.70 = 62,164,489.80/x - Step 3: Cross multiply
115,912,201.80x = 173,868,302.70 × 62,164,489.80 - Step 4: Simplify right side
115,912,201.80x = 10,808,434,329,737,462 - Step 5: Solve for x
x = 10,808,434,329,737,462/115,912,201.80 - Step 6: Final answer
x = 93,246,734.70
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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.