Home / 12,942,797,904.08-17,873,396,711.16-12,237,682,527.44

Finding the Fourth Proportional to 12,942,797,904.08, 17,873,396,711.16 and 12,237,682,527.44

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Solution

The fourth proportional to 12,942,797,904.08, 17,873,396,711.16 and 12,237,682,527.44 is: 16,899,665,455.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,942,797,904.08 : 17,873,396,711.16 = 12,237,682,527.44 : x
  2. Step 2: Convert to fraction form
    12,942,797,904.08/17,873,396,711.16 = 12,237,682,527.44/x
  3. Step 3: Cross multiply
    12,942,797,904.08x = 17,873,396,711.16 × 12,237,682,527.44
  4. Step 4: Simplify right side
    12,942,797,904.08x = 218,728,954,638,166,294,528
  5. Step 5: Solve for x
    x = 218,728,954,638,166,294,528/12,942,797,904.08
  6. Step 6: Final answer
    x = 16,899,665,455.58

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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.