Finding the Fourth Proportional to 4,320,432,824.70, 6,480,649,237.05 and 4,151,127,531.90
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Solution
The fourth proportional to 4,320,432,824.70, 6,480,649,237.05 and 4,151,127,531.90 is: 6,226,691,297.85
Step by Step Solution
- Step 1: Write the proportion equation
4,320,432,824.70 : 6,480,649,237.05 = 4,151,127,531.90 : x - Step 2: Convert to fraction form
4,320,432,824.70/6,480,649,237.05 = 4,151,127,531.90/x - Step 3: Cross multiply
4,320,432,824.70x = 6,480,649,237.05 × 4,151,127,531.90 - Step 4: Simplify right side
4,320,432,824.70x = 26,902,001,472,504,987,648 - Step 5: Solve for x
x = 26,902,001,472,504,987,648/4,320,432,824.70 - Step 6: Final answer
x = 6,226,691,297.85
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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.