Home / 12,918,948,491.25-19,378,422,715.01-3,104,296,103.25

Finding the Fourth Proportional to 12,918,948,491.25, 19,378,422,715.01 and 3,104,296,103.25

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Solution

The fourth proportional to 12,918,948,491.25, 19,378,422,715.01 and 3,104,296,103.25 is: 4,656,444,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,918,948,491.25 : 19,378,422,715.01 = 3,104,296,103.25 : x
  2. Step 2: Convert to fraction form
    12,918,948,491.25/19,378,422,715.01 = 3,104,296,103.25/x
  3. Step 3: Cross multiply
    12,918,948,491.25x = 19,378,422,715.01 × 3,104,296,103.25
  4. Step 4: Simplify right side
    12,918,948,491.25x = 60,156,362,121,324,412,928
  5. Step 5: Solve for x
    x = 60,156,362,121,324,412,928/12,918,948,491.25
  6. Step 6: Final answer
    x = 4,656,444,149.62

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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.