Home / 1,638,149,695.20-2,457,224,542.80-603,752,932.80

Finding the Fourth Proportional to 1,638,149,695.20, 2,457,224,542.80 and 603,752,932.80

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Solution

The fourth proportional to 1,638,149,695.20, 2,457,224,542.80 and 603,752,932.80 is: 905,629,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,149,695.20 : 2,457,224,542.80 = 603,752,932.80 : x
  2. Step 2: Convert to fraction form
    1,638,149,695.20/2,457,224,542.80 = 603,752,932.80/x
  3. Step 3: Cross multiply
    1,638,149,695.20x = 2,457,224,542.80 × 603,752,932.80
  4. Step 4: Simplify right side
    1,638,149,695.20x = 1,483,556,524,263,639,040
  5. Step 5: Solve for x
    x = 1,483,556,524,263,639,040/1,638,149,695.20
  6. Step 6: Final answer
    x = 905,629,399.20

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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.