Finding the Fourth Proportional to 1,614,834,269.64, 2,228,472,268.38 and 872,278,660.44
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Solution
The fourth proportional to 1,614,834,269.64, 2,228,472,268.38 and 872,278,660.44 is: 1,203,745,078.76
Step by Step Solution
- Step 1: Write the proportion equation
1,614,834,269.64 : 2,228,472,268.38 = 872,278,660.44 : x - Step 2: Convert to fraction form
1,614,834,269.64/2,228,472,268.38 = 872,278,660.44/x - Step 3: Cross multiply
1,614,834,269.64x = 2,228,472,268.38 × 872,278,660.44 - Step 4: Simplify right side
1,614,834,269.64x = 1,943,848,805,090,194,688 - Step 5: Solve for x
x = 1,943,848,805,090,194,688/1,614,834,269.64 - Step 6: Final answer
x = 1,203,745,078.76
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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.