Home / 106,455,136.10-159,682,704.15-38,300,051.30

Finding the Fourth Proportional to 106,455,136.10, 159,682,704.15 and 38,300,051.30

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Solution

The fourth proportional to 106,455,136.10, 159,682,704.15 and 38,300,051.30 is: 57,450,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,455,136.10 : 159,682,704.15 = 38,300,051.30 : x
  2. Step 2: Convert to fraction form
    106,455,136.10/159,682,704.15 = 38,300,051.30/x
  3. Step 3: Cross multiply
    106,455,136.10x = 159,682,704.15 × 38,300,051.30
  4. Step 4: Simplify right side
    106,455,136.10x = 6,115,855,760,667,723
  5. Step 5: Solve for x
    x = 6,115,855,760,667,723/106,455,136.10
  6. Step 6: Final answer
    x = 57,450,076.95

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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.