Home / 215,639,290.44-323,340,480.78-106,223,712.84

Finding the Fourth Proportional to 215,639,290.44, 323,340,480.78 and 106,223,712.84

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Solution

The fourth proportional to 215,639,290.44, 323,340,480.78 and 106,223,712.84 is: 159,277,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,639,290.44 : 323,340,480.78 = 106,223,712.84 : x
  2. Step 2: Convert to fraction form
    215,639,290.44/323,340,480.78 = 106,223,712.84/x
  3. Step 3: Cross multiply
    215,639,290.44x = 323,340,480.78 × 106,223,712.84
  4. Step 4: Simplify right side
    215,639,290.44x = 34,346,426,379,922,256
  5. Step 5: Solve for x
    x = 34,346,426,379,922,256/215,639,290.44
  6. Step 6: Final answer
    x = 159,277,218.50

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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.