Home / 27,422,359,920.46-37,843,163,479.41-15,215,286,066.68

Finding the Fourth Proportional to 27,422,359,920.46, 37,843,163,479.41 and 15,215,286,066.68

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Solution

The fourth proportional to 27,422,359,920.46, 37,843,163,479.41 and 15,215,286,066.68 is: 20,997,264,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,422,359,920.46 : 37,843,163,479.41 = 15,215,286,066.68 : x
  2. Step 2: Convert to fraction form
    27,422,359,920.46/37,843,163,479.41 = 15,215,286,066.68/x
  3. Step 3: Cross multiply
    27,422,359,920.46x = 37,843,163,479.41 × 15,215,286,066.68
  4. Step 4: Simplify right side
    27,422,359,920.46x = 575,794,558,007,368,286,208
  5. Step 5: Solve for x
    x = 575,794,558,007,368,286,208/27,422,359,920.46
  6. Step 6: Final answer
    x = 20,997,264,993.88

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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.