Finding the Fourth Proportional to 1,614,834,481.14, 2,228,472,560.52 and 872,278,871.94
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Solution
The fourth proportional to 1,614,834,481.14, 2,228,472,560.52 and 872,278,871.94 is: 1,203,745,370.77
Step by Step Solution
- Step 1: Write the proportion equation
1,614,834,481.14 : 2,228,472,560.52 = 872,278,871.94 : x - Step 2: Convert to fraction form
1,614,834,481.14/2,228,472,560.52 = 872,278,871.94/x - Step 3: Cross multiply
1,614,834,481.14x = 2,228,472,560.52 × 872,278,871.94 - Step 4: Simplify right side
1,614,834,481.14x = 1,943,849,531,239,629,056 - Step 5: Solve for x
x = 1,943,849,531,239,629,056/1,614,834,481.14 - Step 6: Final answer
x = 1,203,745,370.77
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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.