Home / 2,859,058,686.20-3,944,277,110.12-1,785,498,222.78

Finding the Fourth Proportional to 2,859,058,686.20, 3,944,277,110.12 and 1,785,498,222.78

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Solution

The fourth proportional to 2,859,058,686.20, 3,944,277,110.12 and 1,785,498,222.78 is: 2,463,223,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,058,686.20 : 3,944,277,110.12 = 1,785,498,222.78 : x
  2. Step 2: Convert to fraction form
    2,859,058,686.20/3,944,277,110.12 = 1,785,498,222.78/x
  3. Step 3: Cross multiply
    2,859,058,686.20x = 3,944,277,110.12 × 1,785,498,222.78
  4. Step 4: Simplify right side
    2,859,058,686.20x = 7,042,499,770,262,166,528
  5. Step 5: Solve for x
    x = 7,042,499,770,262,166,528/2,859,058,686.20
  6. Step 6: Final answer
    x = 2,463,223,229.47

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Double scale
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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.