Home / 15,394,947,903.24-21,245,028,100.38-8,354,417,535.24

Finding the Fourth Proportional to 15,394,947,903.24, 21,245,028,100.38 and 8,354,417,535.24

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Solution

The fourth proportional to 15,394,947,903.24, 21,245,028,100.38 and 8,354,417,535.24 is: 11,529,096,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394,947,903.24 : 21,245,028,100.38 = 8,354,417,535.24 : x
  2. Step 2: Convert to fraction form
    15,394,947,903.24/21,245,028,100.38 = 8,354,417,535.24/x
  3. Step 3: Cross multiply
    15,394,947,903.24x = 21,245,028,100.38 × 8,354,417,535.24
  4. Step 4: Simplify right side
    15,394,947,903.24x = 177,489,835,298,481,209,344
  5. Step 5: Solve for x
    x = 177,489,835,298,481,209,344/15,394,947,903.24
  6. Step 6: Final answer
    x = 11,529,096,195.33

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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.