Home / 100,407,555.40-150,632,328.30-32,257,136.20

Finding the Fourth Proportional to 100,407,555.40, 150,632,328.30 and 32,257,136.20

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Solution

The fourth proportional to 100,407,555.40, 150,632,328.30 and 32,257,136.20 is: 48,392,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,407,555.40 : 150,632,328.30 = 32,257,136.20 : x
  2. Step 2: Convert to fraction form
    100,407,555.40/150,632,328.30 = 32,257,136.20/x
  3. Step 3: Cross multiply
    100,407,555.40x = 150,632,328.30 × 32,257,136.20
  4. Step 4: Simplify right side
    100,407,555.40x = 4,858,967,530,096,215
  5. Step 5: Solve for x
    x = 4,858,967,530,096,215/100,407,555.40
  6. Step 6: Final answer
    x = 48,392,449.26

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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.