Finding the Fourth Proportional to 126,567,482,042.26, 174,663,254,481.36 and 68,695,873,787.70
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Solution
The fourth proportional to 126,567,482,042.26, 174,663,254,481.36 and 68,695,873,787.70 is: 94,800,375,985.94
Step by Step Solution
- Step 1: Write the proportion equation
126,567,482,042.26 : 174,663,254,481.36 = 68,695,873,787.70 : x - Step 2: Convert to fraction form
126,567,482,042.26/174,663,254,481.36 = 68,695,873,787.70/x - Step 3: Cross multiply
126,567,482,042.26x = 174,663,254,481.36 × 68,695,873,787.70 - Step 4: Simplify right side
126,567,482,042.26x = 11,998,644,885,200,432,005,120 - Step 5: Solve for x
x = 11,998,644,885,200,432,005,120/126,567,482,042.26 - Step 6: Final answer
x = 94,800,375,985.94
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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.