Finding the Fourth Proportional to 4,171,660,821.60, 6,258,247,059.60 and 2,096,159,330.40
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Solution
The fourth proportional to 4,171,660,821.60, 6,258,247,059.60 and 2,096,159,330.40 is: 3,144,618,780.61
Step by Step Solution
- Step 1: Write the proportion equation
4,171,660,821.60 : 6,258,247,059.60 = 2,096,159,330.40 : x - Step 2: Convert to fraction form
4,171,660,821.60/6,258,247,059.60 = 2,096,159,330.40/x - Step 3: Cross multiply
4,171,660,821.60x = 6,258,247,059.60 × 2,096,159,330.40 - Step 4: Simplify right side
4,171,660,821.60x = 13,118,282,965,928,906,752 - Step 5: Solve for x
x = 13,118,282,965,928,906,752/4,171,660,821.60 - Step 6: Final answer
x = 3,144,618,780.61
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1.5x scale
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.