Home / 1,856,765,237.70-2,785,147,856.55-1,856,765,237.70

Finding the Fourth Proportional to 1,856,765,237.70, 2,785,147,856.55 and 1,856,765,237.70

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Solution

The fourth proportional to 1,856,765,237.70, 2,785,147,856.55 and 1,856,765,237.70 is: 2,785,147,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,765,237.70 : 2,785,147,856.55 = 1,856,765,237.70 : x
  2. Step 2: Convert to fraction form
    1,856,765,237.70/2,785,147,856.55 = 1,856,765,237.70/x
  3. Step 3: Cross multiply
    1,856,765,237.70x = 2,785,147,856.55 × 1,856,765,237.70
  4. Step 4: Simplify right side
    1,856,765,237.70x = 5,171,365,721,896,707,072
  5. Step 5: Solve for x
    x = 5,171,365,721,896,707,072/1,856,765,237.70
  6. Step 6: Final answer
    x = 2,785,147,856.55

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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.