Home / 1,665,447,150,866.80-2,297,471,217,844.80-1,087,721,843,465.20

Finding the Fourth Proportional to 1,665,447,150,866.80, 2,297,471,217,844.80 and 1,087,721,843,465.20

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Solution

The fourth proportional to 1,665,447,150,866.80, 2,297,471,217,844.80 and 1,087,721,843,465.20 is: 1,500,503,709,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,447,150,866.80 : 2,297,471,217,844.80 = 1,087,721,843,465.20 : x
  2. Step 2: Convert to fraction form
    1,665,447,150,866.80/2,297,471,217,844.80 = 1,087,721,843,465.20/x
  3. Step 3: Cross multiply
    1,665,447,150,866.80x = 2,297,471,217,844.80 × 1,087,721,843,465.20
  4. Step 4: Simplify right side
    1,665,447,150,866.80x = 2,499,009,628,382,383,398,977,536
  5. Step 5: Solve for x
    x = 2,499,009,628,382,383,398,977,536/1,665,447,150,866.80
  6. Step 6: Final answer
    x = 1,500,503,709,818.56

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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.