Finding the Fourth Proportional to 11,262,642,207.97, 15,542,461,638.14 and 6,112,689,758.71
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Solution
The fourth proportional to 11,262,642,207.97, 15,542,461,638.14 and 6,112,689,758.71 is: 8,435,520,220.41
Step by Step Solution
- Step 1: Write the proportion equation
11,262,642,207.97 : 15,542,461,638.14 = 6,112,689,758.71 : x - Step 2: Convert to fraction form
11,262,642,207.97/15,542,461,638.14 = 6,112,689,758.71/x - Step 3: Cross multiply
11,262,642,207.97x = 15,542,461,638.14 × 6,112,689,758.71 - Step 4: Simplify right side
11,262,642,207.97x = 95,006,246,080,601,423,872 - Step 5: Solve for x
x = 95,006,246,080,601,423,872/11,262,642,207.97 - Step 6: Final answer
x = 8,435,520,220.41
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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.