Home / 27,223,907,827.69-37,569,028,992.58-15,016,339,178.76

Finding the Fourth Proportional to 27,223,907,827.69, 37,569,028,992.58 and 15,016,339,178.76

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Solution

The fourth proportional to 27,223,907,827.69, 37,569,028,992.58 and 15,016,339,178.76 is: 20,722,568,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,223,907,827.69 : 37,569,028,992.58 = 15,016,339,178.76 : x
  2. Step 2: Convert to fraction form
    27,223,907,827.69/37,569,028,992.58 = 15,016,339,178.76/x
  3. Step 3: Cross multiply
    27,223,907,827.69x = 37,569,028,992.58 × 15,016,339,178.76
  4. Step 4: Simplify right side
    27,223,907,827.69x = 564,149,281,969,249,452,032
  5. Step 5: Solve for x
    x = 564,149,281,969,249,452,032/27,223,907,827.69
  6. Step 6: Final answer
    x = 20,722,568,028.81

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Double scale
Find fourth proportional to 27,223,907,828.69, 37,569,028,993.96 and 15,016,339,179.76
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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.