Home / 801,248,257.32-1,105,783,936.83-504,145,169.82

Finding the Fourth Proportional to 801,248,257.32, 1,105,783,936.83 and 504,145,169.82

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Solution

The fourth proportional to 801,248,257.32, 1,105,783,936.83 and 504,145,169.82 is: 695,758,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,248,257.32 : 1,105,783,936.83 = 504,145,169.82 : x
  2. Step 2: Convert to fraction form
    801,248,257.32/1,105,783,936.83 = 504,145,169.82/x
  3. Step 3: Cross multiply
    801,248,257.32x = 1,105,783,936.83 × 504,145,169.82
  4. Step 4: Simplify right side
    801,248,257.32x = 557,475,630,617,388,480
  5. Step 5: Solve for x
    x = 557,475,630,617,388,480/801,248,257.32
  6. Step 6: Final answer
    x = 695,758,930.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.