Finding the Fourth Proportional to 3,130,883,251.08, 4,320,362,056.87 and 1,843,190,729.34
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Solution
The fourth proportional to 3,130,883,251.08, 4,320,362,056.87 and 1,843,190,729.34 is: 2,543,452,007.63
Step by Step Solution
- Step 1: Write the proportion equation
3,130,883,251.08 : 4,320,362,056.87 = 1,843,190,729.34 : x - Step 2: Convert to fraction form
3,130,883,251.08/4,320,362,056.87 = 1,843,190,729.34/x - Step 3: Cross multiply
3,130,883,251.08x = 4,320,362,056.87 × 1,843,190,729.34 - Step 4: Simplify right side
3,130,883,251.08x = 7,963,251,290,615,076,864 - Step 5: Solve for x
x = 7,963,251,290,615,076,864/3,130,883,251.08 - Step 6: Final answer
x = 2,543,452,007.63
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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.