Finding the Fourth Proportional to 2,267,263,158.80, 3,400,894,738.20 and 2,138,122,995.80
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Solution
The fourth proportional to 2,267,263,158.80, 3,400,894,738.20 and 2,138,122,995.80 is: 3,207,184,493.70
Step by Step Solution
- Step 1: Write the proportion equation
2,267,263,158.80 : 3,400,894,738.20 = 2,138,122,995.80 : x - Step 2: Convert to fraction form
2,267,263,158.80/3,400,894,738.20 = 2,138,122,995.80/x - Step 3: Cross multiply
2,267,263,158.80x = 3,400,894,738.20 × 2,138,122,995.80 - Step 4: Simplify right side
2,267,263,158.80x = 7,271,531,246,040,640,512 - Step 5: Solve for x
x = 7,271,531,246,040,640,512/2,267,263,158.80 - Step 6: Final answer
x = 3,207,184,493.70
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Double scale
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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.