Finding the Fourth Proportional to 2,511,689,726.26, 3,466,131,831.09 and 1,398,118,884.34
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Solution
The fourth proportional to 2,511,689,726.26, 3,466,131,831.09 and 1,398,118,884.34 is: 1,929,404,065.32
Step by Step Solution
- Step 1: Write the proportion equation
2,511,689,726.26 : 3,466,131,831.09 = 1,398,118,884.34 : x - Step 2: Convert to fraction form
2,511,689,726.26/3,466,131,831.09 = 1,398,118,884.34/x - Step 3: Cross multiply
2,511,689,726.26x = 3,466,131,831.09 × 1,398,118,884.34 - Step 4: Simplify right side
2,511,689,726.26x = 4,846,064,368,658,912,256 - Step 5: Solve for x
x = 4,846,064,368,658,912,256/2,511,689,726.26 - Step 6: Final answer
x = 1,929,404,065.32
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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.