Home / 1,469,664,004.80-2,204,496,007.20-549,420,769.20

Finding the Fourth Proportional to 1,469,664,004.80, 2,204,496,007.20 and 549,420,769.20

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Solution

The fourth proportional to 1,469,664,004.80, 2,204,496,007.20 and 549,420,769.20 is: 824,131,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,664,004.80 : 2,204,496,007.20 = 549,420,769.20 : x
  2. Step 2: Convert to fraction form
    1,469,664,004.80/2,204,496,007.20 = 549,420,769.20/x
  3. Step 3: Cross multiply
    1,469,664,004.80x = 2,204,496,007.20 × 549,420,769.20
  4. Step 4: Simplify right side
    1,469,664,004.80x = 1,211,195,891,974,152,704
  5. Step 5: Solve for x
    x = 1,211,195,891,974,152,704/1,469,664,004.80
  6. Step 6: Final answer
    x = 824,131,153.80

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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.