Home / 2,484,485,977.80-3,723,563,940.30-1,320,512,089.80

Finding the Fourth Proportional to 2,484,485,977.80, 3,723,563,940.30 and 1,320,512,089.80

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Solution

The fourth proportional to 2,484,485,977.80, 3,723,563,940.30 and 1,320,512,089.80 is: 1,979,085,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,485,977.80 : 3,723,563,940.30 = 1,320,512,089.80 : x
  2. Step 2: Convert to fraction form
    2,484,485,977.80/3,723,563,940.30 = 1,320,512,089.80/x
  3. Step 3: Cross multiply
    2,484,485,977.80x = 3,723,563,940.30 × 1,320,512,089.80
  4. Step 4: Simplify right side
    2,484,485,977.80x = 4,917,011,200,309,475,328
  5. Step 5: Solve for x
    x = 4,917,011,200,309,475,328/2,484,485,977.80
  6. Step 6: Final answer
    x = 1,979,085,913.24

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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.