Home / 25,340,944,954.72-34,970,538,667.62-13,753,551,943.88

Finding the Fourth Proportional to 25,340,944,954.72, 34,970,538,667.62 and 13,753,551,943.88

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Solution

The fourth proportional to 25,340,944,954.72, 34,970,538,667.62 and 13,753,551,943.88 is: 18,979,920,477.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340,944,954.72 : 34,970,538,667.62 = 13,753,551,943.88 : x
  2. Step 2: Convert to fraction form
    25,340,944,954.72/34,970,538,667.62 = 13,753,551,943.88/x
  3. Step 3: Cross multiply
    25,340,944,954.72x = 34,970,538,667.62 × 13,753,551,943.88
  4. Step 4: Simplify right side
    25,340,944,954.72x = 480,969,120,070,575,783,936
  5. Step 5: Solve for x
    x = 480,969,120,070,575,783,936/25,340,944,954.72
  6. Step 6: Final answer
    x = 18,979,920,477.71

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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.