Finding the Fourth Proportional to 3,587,227,324.20, 5,380,840,986.30 and 1,934,233,237.80
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Solution
The fourth proportional to 3,587,227,324.20, 5,380,840,986.30 and 1,934,233,237.80 is: 2,901,349,856.70
Step by Step Solution
- Step 1: Write the proportion equation
3,587,227,324.20 : 5,380,840,986.30 = 1,934,233,237.80 : x - Step 2: Convert to fraction form
3,587,227,324.20/5,380,840,986.30 = 1,934,233,237.80/x - Step 3: Cross multiply
3,587,227,324.20x = 5,380,840,986.30 × 1,934,233,237.80 - Step 4: Simplify right side
3,587,227,324.20x = 10,407,801,483,017,994,240 - Step 5: Solve for x
x = 10,407,801,483,017,994,240/3,587,227,324.20 - Step 6: Final answer
x = 2,901,349,856.70
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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.