Finding the Fourth Proportional to 2,344,195,622.40, 3,516,293,433.60 and 708,672,652.80
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Solution
The fourth proportional to 2,344,195,622.40, 3,516,293,433.60 and 708,672,652.80 is: 1,063,008,979.20
Step by Step Solution
- Step 1: Write the proportion equation
2,344,195,622.40 : 3,516,293,433.60 = 708,672,652.80 : x - Step 2: Convert to fraction form
2,344,195,622.40/3,516,293,433.60 = 708,672,652.80/x - Step 3: Cross multiply
2,344,195,622.40x = 3,516,293,433.60 × 708,672,652.80 - Step 4: Simplify right side
2,344,195,622.40x = 2,491,900,995,612,532,224 - Step 5: Solve for x
x = 2,491,900,995,612,532,224/2,344,195,622.40 - Step 6: Final answer
x = 1,063,008,979.20
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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.