Finding the Fourth Proportional to 7,865,876,479,725.10, 11,797,913,432,184 and 2,057,887,818,394.50
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Solution
The fourth proportional to 7,865,876,479,725.10, 11,797,913,432,184 and 2,057,887,818,394.50 is: 3,086,595,930,808.82
Step by Step Solution
- Step 1: Write the proportion equation
7,865,876,479,725.10 : 11,797,913,432,184 = 2,057,887,818,394.50 : x - Step 2: Convert to fraction form
7,865,876,479,725.10/11,797,913,432,184 = 2,057,887,818,394.50/x - Step 3: Cross multiply
7,865,876,479,725.10x = 11,797,913,432,184 × 2,057,887,818,394.50 - Step 4: Simplify right side
7,865,876,479,725.10x = 24,278,782,334,564,297,898,721,280 - Step 5: Solve for x
x = 24,278,782,334,564,297,898,721,280/7,865,876,479,725.10 - Step 6: Final answer
x = 3,086,595,930,808.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.