Finding the Fourth Proportional to 244,555,378.70, 367,258,220.85 and 129,764,122.70
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Solution
The fourth proportional to 244,555,378.70, 367,258,220.85 and 129,764,122.70 is: 194,871,775.41
Step by Step Solution
- Step 1: Write the proportion equation
244,555,378.70 : 367,258,220.85 = 129,764,122.70 : x - Step 2: Convert to fraction form
244,555,378.70/367,258,220.85 = 129,764,122.70/x - Step 3: Cross multiply
244,555,378.70x = 367,258,220.85 × 129,764,122.70 - Step 4: Simplify right side
244,555,378.70x = 47,656,940,832,963,104 - Step 5: Solve for x
x = 47,656,940,832,963,104/244,555,378.70 - Step 6: Final answer
x = 194,871,775.41
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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.