Home / 1,917,206,028.20-2,875,809,042.30-826,689,096.20

Finding the Fourth Proportional to 1,917,206,028.20, 2,875,809,042.30 and 826,689,096.20

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Solution

The fourth proportional to 1,917,206,028.20, 2,875,809,042.30 and 826,689,096.20 is: 1,240,033,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,206,028.20 : 2,875,809,042.30 = 826,689,096.20 : x
  2. Step 2: Convert to fraction form
    1,917,206,028.20/2,875,809,042.30 = 826,689,096.20/x
  3. Step 3: Cross multiply
    1,917,206,028.20x = 2,875,809,042.30 × 826,689,096.20
  4. Step 4: Simplify right side
    1,917,206,028.20x = 2,377,399,978,022,774,784
  5. Step 5: Solve for x
    x = 2,377,399,978,022,774,784/1,917,206,028.20
  6. Step 6: Final answer
    x = 1,240,033,644.30

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Double scale
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1.5x scale

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.