Finding the Fourth Proportional to 2,518,135,090.20, 3,777,202,635.30 and 882,189,106.20
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Solution
The fourth proportional to 2,518,135,090.20, 3,777,202,635.30 and 882,189,106.20 is: 1,323,283,659.30
Step by Step Solution
- Step 1: Write the proportion equation
2,518,135,090.20 : 3,777,202,635.30 = 882,189,106.20 : x - Step 2: Convert to fraction form
2,518,135,090.20/3,777,202,635.30 = 882,189,106.20/x - Step 3: Cross multiply
2,518,135,090.20x = 3,777,202,635.30 × 882,189,106.20 - Step 4: Simplify right side
2,518,135,090.20x = 3,332,207,016,771,591,680 - Step 5: Solve for x
x = 3,332,207,016,771,591,680/2,518,135,090.20 - Step 6: Final answer
x = 1,323,283,659.30
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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.