Finding the Fourth Proportional to 2,035,101,751.20, 3,052,652,626.80 and 726,481,432.80
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Solution
The fourth proportional to 2,035,101,751.20, 3,052,652,626.80 and 726,481,432.80 is: 1,089,722,149.20
Step by Step Solution
- Step 1: Write the proportion equation
2,035,101,751.20 : 3,052,652,626.80 = 726,481,432.80 : x - Step 2: Convert to fraction form
2,035,101,751.20/3,052,652,626.80 = 726,481,432.80/x - Step 3: Cross multiply
2,035,101,751.20x = 3,052,652,626.80 × 726,481,432.80 - Step 4: Simplify right side
2,035,101,751.20x = 2,217,695,454,158,347,776 - Step 5: Solve for x
x = 2,217,695,454,158,347,776/2,035,101,751.20 - Step 6: Final answer
x = 1,089,722,149.20
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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.