Finding the Fourth Proportional to 2,511,689,725.26, 3,466,131,829.71 and 1,398,118,883.34
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Solution
The fourth proportional to 2,511,689,725.26, 3,466,131,829.71 and 1,398,118,883.34 is: 1,929,404,063.94
Step by Step Solution
- Step 1: Write the proportion equation
2,511,689,725.26 : 3,466,131,829.71 = 1,398,118,883.34 : x - Step 2: Convert to fraction form
2,511,689,725.26/3,466,131,829.71 = 1,398,118,883.34/x - Step 3: Cross multiply
2,511,689,725.26x = 3,466,131,829.71 × 1,398,118,883.34 - Step 4: Simplify right side
2,511,689,725.26x = 4,846,064,363,263,376,384 - Step 5: Solve for x
x = 4,846,064,363,263,376,384/2,511,689,725.26 - Step 6: Final answer
x = 1,929,404,063.94
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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.