Home / 792,303,282.10-1,188,454,923.15-485,768,113.30

Finding the Fourth Proportional to 792,303,282.10, 1,188,454,923.15 and 485,768,113.30

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Solution

The fourth proportional to 792,303,282.10, 1,188,454,923.15 and 485,768,113.30 is: 728,652,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,303,282.10 : 1,188,454,923.15 = 485,768,113.30 : x
  2. Step 2: Convert to fraction form
    792,303,282.10/1,188,454,923.15 = 485,768,113.30/x
  3. Step 3: Cross multiply
    792,303,282.10x = 1,188,454,923.15 × 485,768,113.30
  4. Step 4: Simplify right side
    792,303,282.10x = 577,313,505,760,672,000
  5. Step 5: Solve for x
    x = 577,313,505,760,672,000/792,303,282.10
  6. Step 6: Final answer
    x = 728,652,169.95

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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.