Home / 54,818,027,109.36-82,169,006,383.42-18,438,969,930.71

Finding the Fourth Proportional to 54,818,027,109.36, 82,169,006,383.42 and 18,438,969,930.71

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Solution

The fourth proportional to 54,818,027,109.36, 82,169,006,383.42 and 18,438,969,930.71 is: 27,638,934,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,818,027,109.36 : 82,169,006,383.42 = 18,438,969,930.71 : x
  2. Step 2: Convert to fraction form
    54,818,027,109.36/82,169,006,383.42 = 18,438,969,930.71/x
  3. Step 3: Cross multiply
    54,818,027,109.36x = 82,169,006,383.42 × 18,438,969,930.71
  4. Step 4: Simplify right side
    54,818,027,109.36x = 1,515,111,837,940,106,919,936
  5. Step 5: Solve for x
    x = 1,515,111,837,940,106,919,936/54,818,027,109.36
  6. Step 6: Final answer
    x = 27,638,934,084.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.