Home / 115,073,698.44-172,612,044-38,396,726.76

Finding the Fourth Proportional to 115,073,698.44, 172,612,044 and 38,396,726.76

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Solution

The fourth proportional to 115,073,698.44, 172,612,044 and 38,396,726.76 is: 57,595,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073,698.44 : 172,612,044 = 38,396,726.76 : x
  2. Step 2: Convert to fraction form
    115,073,698.44/172,612,044 = 38,396,726.76/x
  3. Step 3: Cross multiply
    115,073,698.44x = 172,612,044 × 38,396,726.76
  4. Step 4: Simplify right side
    115,073,698.44x = 6,627,737,488,953,097
  5. Step 5: Solve for x
    x = 6,627,737,488,953,097/115,073,698.44
  6. Step 6: Final answer
    x = 57,595,589.42

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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.