Finding the Fourth Proportional to 160,425,929,417.42, 221,393,091,938.24 and 88,170,555,392.08
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Solution
The fourth proportional to 160,425,929,417.42, 221,393,091,938.24 and 88,170,555,392.08 is: 121,678,284,470.92
Step by Step Solution
- Step 1: Write the proportion equation
160,425,929,417.42 : 221,393,091,938.24 = 88,170,555,392.08 : x - Step 2: Convert to fraction form
160,425,929,417.42/221,393,091,938.24 = 88,170,555,392.08/x - Step 3: Cross multiply
160,425,929,417.42x = 221,393,091,938.24 × 88,170,555,392.08 - Step 4: Simplify right side
160,425,929,417.42x = 19,520,351,876,164,450,516,992 - Step 5: Solve for x
x = 19,520,351,876,164,450,516,992/160,425,929,417.42 - Step 6: Final answer
x = 121,678,284,470.92
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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.