Home / 60,489,830.20-90,734,745.30-20,100,314.20

Finding the Fourth Proportional to 60,489,830.20, 90,734,745.30 and 20,100,314.20

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Solution

The fourth proportional to 60,489,830.20, 90,734,745.30 and 20,100,314.20 is: 30,150,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,489,830.20 : 90,734,745.30 = 20,100,314.20 : x
  2. Step 2: Convert to fraction form
    60,489,830.20/90,734,745.30 = 20,100,314.20/x
  3. Step 3: Cross multiply
    60,489,830.20x = 90,734,745.30 × 20,100,314.20
  4. Step 4: Simplify right side
    60,489,830.20x = 1,823,796,889,386,973.25
  5. Step 5: Solve for x
    x = 1,823,796,889,386,973.25/60,489,830.20
  6. Step 6: Final answer
    x = 30,150,471.30

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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.