Home / 133,410,498.48-200,150,249.76-78,125,023.44

Finding the Fourth Proportional to 133,410,498.48, 200,150,249.76 and 78,125,023.44

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Solution

The fourth proportional to 133,410,498.48, 200,150,249.76 and 78,125,023.44 is: 117,207,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,410,498.48 : 200,150,249.76 = 78,125,023.44 : x
  2. Step 2: Convert to fraction form
    133,410,498.48/200,150,249.76 = 78,125,023.44/x
  3. Step 3: Cross multiply
    133,410,498.48x = 200,150,249.76 × 78,125,023.44
  4. Step 4: Simplify right side
    133,410,498.48x = 15,636,742,954,021,854
  5. Step 5: Solve for x
    x = 15,636,742,954,021,854/133,410,498.48
  6. Step 6: Final answer
    x = 117,207,739.51

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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.