Finding the Fourth Proportional to 29,682,910,257.67, 40,966,893,767.36 and 18,102,235,616.98
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Solution
The fourth proportional to 29,682,910,257.67, 40,966,893,767.36 and 18,102,235,616.98 is: 24,983,815,839.99
Step by Step Solution
- Step 1: Write the proportion equation
29,682,910,257.67 : 40,966,893,767.36 = 18,102,235,616.98 : x - Step 2: Convert to fraction form
29,682,910,257.67/40,966,893,767.36 = 18,102,235,616.98/x - Step 3: Cross multiply
29,682,910,257.67x = 40,966,893,767.36 × 18,102,235,616.98 - Step 4: Simplify right side
29,682,910,257.67x = 741,592,363,472,540,139,520 - Step 5: Solve for x
x = 741,592,363,472,540,139,520/29,682,910,257.67 - Step 6: Final answer
x = 24,983,815,839.99
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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.