Finding the Fourth Proportional to 882,433,330.80, 1,323,649,996.20 and 236,201,074.80
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Solution
The fourth proportional to 882,433,330.80, 1,323,649,996.20 and 236,201,074.80 is: 354,301,612.20
Step by Step Solution
- Step 1: Write the proportion equation
882,433,330.80 : 1,323,649,996.20 = 236,201,074.80 : x - Step 2: Convert to fraction form
882,433,330.80/1,323,649,996.20 = 236,201,074.80/x - Step 3: Cross multiply
882,433,330.80x = 1,323,649,996.20 × 236,201,074.80 - Step 4: Simplify right side
882,433,330.80x = 312,647,551,761,455,936 - Step 5: Solve for x
x = 312,647,551,761,455,936/882,433,330.80 - Step 6: Final answer
x = 354,301,612.20
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Similar ratio
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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.