Home / 71,239,400,073.43-106,877,187,501.57-32,978,206,592.79

Finding the Fourth Proportional to 71,239,400,073.43, 106,877,187,501.57 and 32,978,206,592.79

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Solution

The fourth proportional to 71,239,400,073.43, 106,877,187,501.57 and 32,978,206,592.79 is: 49,475,682,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,239,400,073.43 : 106,877,187,501.57 = 32,978,206,592.79 : x
  2. Step 2: Convert to fraction form
    71,239,400,073.43/106,877,187,501.57 = 32,978,206,592.79/x
  3. Step 3: Cross multiply
    71,239,400,073.43x = 106,877,187,501.57 × 32,978,206,592.79
  4. Step 4: Simplify right side
    71,239,400,073.43x = 3,524,617,969,483,449,368,576
  5. Step 5: Solve for x
    x = 3,524,617,969,483,449,368,576/71,239,400,073.43
  6. Step 6: Final answer
    x = 49,475,682,920.55

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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.