Home / 12,942,797,903.58-17,873,396,710.47-12,237,682,526.94

Finding the Fourth Proportional to 12,942,797,903.58, 17,873,396,710.47 and 12,237,682,526.94

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Solution

The fourth proportional to 12,942,797,903.58, 17,873,396,710.47 and 12,237,682,526.94 is: 16,899,665,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,942,797,903.58 : 17,873,396,710.47 = 12,237,682,526.94 : x
  2. Step 2: Convert to fraction form
    12,942,797,903.58/17,873,396,710.47 = 12,237,682,526.94/x
  3. Step 3: Cross multiply
    12,942,797,903.58x = 17,873,396,710.47 × 12,237,682,526.94
  4. Step 4: Simplify right side
    12,942,797,903.58x = 218,728,954,620,785,623,040
  5. Step 5: Solve for x
    x = 218,728,954,620,785,623,040/12,942,797,903.58
  6. Step 6: Final answer
    x = 16,899,665,454.89

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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.