Finding the Fourth Proportional to 15,135,900,825.14, 22,698,593,568.35 and 8,423,286,514.58
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Solution
The fourth proportional to 15,135,900,825.14, 22,698,593,568.35 and 8,423,286,514.58 is: 12,632,003,824.08
Step by Step Solution
- Step 1: Write the proportion equation
15,135,900,825.14 : 22,698,593,568.35 = 8,423,286,514.58 : x - Step 2: Convert to fraction form
15,135,900,825.14/22,698,593,568.35 = 8,423,286,514.58/x - Step 3: Cross multiply
15,135,900,825.14x = 22,698,593,568.35 × 8,423,286,514.58 - Step 4: Simplify right side
15,135,900,825.14x = 191,196,757,104,059,285,504 - Step 5: Solve for x
x = 191,196,757,104,059,285,504/15,135,900,825.14 - Step 6: Final answer
x = 12,632,003,824.08
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1.5x scale
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.