Home / 121,107,786.40-181,689,498.24-34,846,907.68

Finding the Fourth Proportional to 121,107,786.40, 181,689,498.24 and 34,846,907.68

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Solution

The fourth proportional to 121,107,786.40, 181,689,498.24 and 34,846,907.68 is: 52,278,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,107,786.40 : 181,689,498.24 = 34,846,907.68 : x
  2. Step 2: Convert to fraction form
    121,107,786.40/181,689,498.24 = 34,846,907.68/x
  3. Step 3: Cross multiply
    121,107,786.40x = 181,689,498.24 × 34,846,907.68
  4. Step 4: Simplify right side
    121,107,786.40x = 6,331,317,171,594,803
  5. Step 5: Solve for x
    x = 6,331,317,171,594,803/121,107,786.40
  6. Step 6: Final answer
    x = 52,278,365.91

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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.