Finding the Fourth Proportional to 3,574,508,729.20, 5,361,763,093.80 and 2,472,512,671.60
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Solution
The fourth proportional to 3,574,508,729.20, 5,361,763,093.80 and 2,472,512,671.60 is: 3,708,769,007.40
Step by Step Solution
- Step 1: Write the proportion equation
3,574,508,729.20 : 5,361,763,093.80 = 2,472,512,671.60 : x - Step 2: Convert to fraction form
3,574,508,729.20/5,361,763,093.80 = 2,472,512,671.60/x - Step 3: Cross multiply
3,574,508,729.20x = 5,361,763,093.80 × 2,472,512,671.60 - Step 4: Simplify right side
3,574,508,729.20x = 13,257,027,191,537,719,296 - Step 5: Solve for x
x = 13,257,027,191,537,719,296/3,574,508,729.20 - Step 6: Final answer
x = 3,708,769,007.40
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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.