Finding the Fourth Proportional to 3,197,159,702.01, 4,413,438,906.76 and 1,992,096,335.21
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Solution
The fourth proportional to 3,197,159,702.01, 4,413,438,906.76 and 1,992,096,335.21 is: 2,749,939,412.25
Step by Step Solution
- Step 1: Write the proportion equation
3,197,159,702.01 : 4,413,438,906.76 = 1,992,096,335.21 : x - Step 2: Convert to fraction form
3,197,159,702.01/4,413,438,906.76 = 1,992,096,335.21/x - Step 3: Cross multiply
3,197,159,702.01x = 4,413,438,906.76 × 1,992,096,335.21 - Step 4: Simplify right side
3,197,159,702.01x = 8,791,995,471,826,006,016 - Step 5: Solve for x
x = 8,791,995,471,826,006,016/3,197,159,702.01 - Step 6: Final answer
x = 2,749,939,412.25
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1.5x scale
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.