Home / 1,236,842,584.20-1,855,263,876.30-746,109,964.80

Finding the Fourth Proportional to 1,236,842,584.20, 1,855,263,876.30 and 746,109,964.80

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Solution

The fourth proportional to 1,236,842,584.20, 1,855,263,876.30 and 746,109,964.80 is: 1,119,164,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,842,584.20 : 1,855,263,876.30 = 746,109,964.80 : x
  2. Step 2: Convert to fraction form
    1,236,842,584.20/1,855,263,876.30 = 746,109,964.80/x
  3. Step 3: Cross multiply
    1,236,842,584.20x = 1,855,263,876.30 × 746,109,964.80
  4. Step 4: Simplify right side
    1,236,842,584.20x = 1,384,230,865,440,904,448
  5. Step 5: Solve for x
    x = 1,384,230,865,440,904,448/1,236,842,584.20
  6. Step 6: Final answer
    x = 1,119,164,947.20

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Double scale
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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.