Home / 108,641,331.96-163,033,791.72-51,150,044.52

Finding the Fourth Proportional to 108,641,331.96, 163,033,791.72 and 51,150,044.52

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Solution

The fourth proportional to 108,641,331.96, 163,033,791.72 and 51,150,044.52 is: 76,758,868.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,641,331.96 : 163,033,791.72 = 51,150,044.52 : x
  2. Step 2: Convert to fraction form
    108,641,331.96/163,033,791.72 = 51,150,044.52/x
  3. Step 3: Cross multiply
    108,641,331.96x = 163,033,791.72 × 51,150,044.52
  4. Step 4: Simplify right side
    108,641,331.96x = 8,339,185,704,742,408
  5. Step 5: Solve for x
    x = 8,339,185,704,742,408/108,641,331.96
  6. Step 6: Final answer
    x = 76,758,868.42

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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.