Finding the Fourth Proportional to 2,067,662,455.76, 2,853,392,399.30 and 1,127,869,277.24
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Solution
The fourth proportional to 2,067,662,455.76, 2,853,392,399.30 and 1,127,869,277.24 is: 1,556,469,535.98
Step by Step Solution
- Step 1: Write the proportion equation
2,067,662,455.76 : 2,853,392,399.30 = 1,127,869,277.24 : x - Step 2: Convert to fraction form
2,067,662,455.76/2,853,392,399.30 = 1,127,869,277.24/x - Step 3: Cross multiply
2,067,662,455.76x = 2,853,392,399.30 × 1,127,869,277.24 - Step 4: Simplify right side
2,067,662,455.76x = 3,218,253,623,080,600,576 - Step 5: Solve for x
x = 3,218,253,623,080,600,576/2,067,662,455.76 - Step 6: Final answer
x = 1,556,469,535.98
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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.