Finding the Fourth Proportional to 2,114,574,203.16, 2,917,941,568.11 and 1,222,558,414.56
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Solution
The fourth proportional to 2,114,574,203.16, 2,917,941,568.11 and 1,222,558,414.56 is: 1,687,031,844.03
Step by Step Solution
- Step 1: Write the proportion equation
2,114,574,203.16 : 2,917,941,568.11 = 1,222,558,414.56 : x - Step 2: Convert to fraction form
2,114,574,203.16/2,917,941,568.11 = 1,222,558,414.56/x - Step 3: Cross multiply
2,114,574,203.16x = 2,917,941,568.11 × 1,222,558,414.56 - Step 4: Simplify right side
2,114,574,203.16x = 3,567,354,017,287,281,664 - Step 5: Solve for x
x = 3,567,354,017,287,281,664/2,114,574,203.16 - Step 6: Final answer
x = 1,687,031,844.03
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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.