Finding the Fourth Proportional to 6,031,920,385.76, 8,324,125,440.63 and 3,319,500,255.12
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Solution
The fourth proportional to 6,031,920,385.76, 8,324,125,440.63 and 3,319,500,255.12 is: 4,580,951,795.90
Step by Step Solution
- Step 1: Write the proportion equation
6,031,920,385.76 : 8,324,125,440.63 = 3,319,500,255.12 : x - Step 2: Convert to fraction form
6,031,920,385.76/8,324,125,440.63 = 3,319,500,255.12/x - Step 3: Cross multiply
6,031,920,385.76x = 8,324,125,440.63 × 3,319,500,255.12 - Step 4: Simplify right side
6,031,920,385.76x = 27,631,936,523,822,166,016 - Step 5: Solve for x
x = 27,631,936,523,822,166,016/6,031,920,385.76 - Step 6: Final answer
x = 4,580,951,795.90
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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.