Home / 2,640,621,607.20-3,960,932,410.80-1,189,433,383.20

Finding the Fourth Proportional to 2,640,621,607.20, 3,960,932,410.80 and 1,189,433,383.20

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Solution

The fourth proportional to 2,640,621,607.20, 3,960,932,410.80 and 1,189,433,383.20 is: 1,784,150,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,621,607.20 : 3,960,932,410.80 = 1,189,433,383.20 : x
  2. Step 2: Convert to fraction form
    2,640,621,607.20/3,960,932,410.80 = 1,189,433,383.20/x
  3. Step 3: Cross multiply
    2,640,621,607.20x = 3,960,932,410.80 × 1,189,433,383.20
  4. Step 4: Simplify right side
    2,640,621,607.20x = 4,711,265,238,004,376,576
  5. Step 5: Solve for x
    x = 4,711,265,238,004,376,576/2,640,621,607.20
  6. Step 6: Final answer
    x = 1,784,150,074.80

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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.