Finding the Fourth Proportional to 2,910,582,676.80, 4,365,874,015.20 and 1,456,035,220.80
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Solution
The fourth proportional to 2,910,582,676.80, 4,365,874,015.20 and 1,456,035,220.80 is: 2,184,052,831.20
Step by Step Solution
- Step 1: Write the proportion equation
2,910,582,676.80 : 4,365,874,015.20 = 1,456,035,220.80 : x - Step 2: Convert to fraction form
2,910,582,676.80/4,365,874,015.20 = 1,456,035,220.80/x - Step 3: Cross multiply
2,910,582,676.80x = 4,365,874,015.20 × 1,456,035,220.80 - Step 4: Simplify right side
2,910,582,676.80x = 6,356,866,335,706,714,112 - Step 5: Solve for x
x = 6,356,866,335,706,714,112/2,910,582,676.80 - Step 6: Final answer
x = 2,184,052,831.20
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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.