Finding the Fourth Proportional to 2,695,957,471.90, 4,043,936,207.85 and 2,236,414,534.30
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Solution
The fourth proportional to 2,695,957,471.90, 4,043,936,207.85 and 2,236,414,534.30 is: 3,354,621,801.45
Step by Step Solution
- Step 1: Write the proportion equation
2,695,957,471.90 : 4,043,936,207.85 = 2,236,414,534.30 : x - Step 2: Convert to fraction form
2,695,957,471.90/4,043,936,207.85 = 2,236,414,534.30/x - Step 3: Cross multiply
2,695,957,471.90x = 4,043,936,207.85 × 2,236,414,534.30 - Step 4: Simplify right side
2,695,957,471.90x = 9,043,917,711,017,765,888 - Step 5: Solve for x
x = 9,043,917,711,017,765,888/2,695,957,471.90 - Step 6: Final answer
x = 3,354,621,801.45
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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.