Finding the Fourth Proportional to 328,765,782.36, 453,691,219.14 and 182,084,917.08
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Solution
The fourth proportional to 328,765,782.36, 453,691,219.14 and 182,084,917.08 is: 251,274,105.91
Step by Step Solution
- Step 1: Write the proportion equation
328,765,782.36 : 453,691,219.14 = 182,084,917.08 : x - Step 2: Convert to fraction form
328,765,782.36/453,691,219.14 = 182,084,917.08/x - Step 3: Cross multiply
328,765,782.36x = 453,691,219.14 × 182,084,917.08 - Step 4: Simplify right side
328,765,782.36x = 82,610,328,017,031,008 - Step 5: Solve for x
x = 82,610,328,017,031,008/328,765,782.36 - Step 6: Final answer
x = 251,274,105.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.