Finding the Fourth Proportional to 1,324,783,110,173.60, 1,828,200,695,560.60 and 715,794,422,138.68
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Solution
The fourth proportional to 1,324,783,110,173.60, 1,828,200,695,560.60 and 715,794,422,138.68 is: 987,796,304,453.83
Step by Step Solution
- Step 1: Write the proportion equation
1,324,783,110,173.60 : 1,828,200,695,560.60 = 715,794,422,138.68 : x - Step 2: Convert to fraction form
1,324,783,110,173.60/1,828,200,695,560.60 = 715,794,422,138.68/x - Step 3: Cross multiply
1,324,783,110,173.60x = 1,828,200,695,560.60 × 715,794,422,138.68 - Step 4: Simplify right side
1,324,783,110,173.60x = 1,308,615,860,432,332,656,738,304 - Step 5: Solve for x
x = 1,308,615,860,432,332,656,738,304/1,324,783,110,173.60 - Step 6: Final answer
x = 987,796,304,453.83
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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.