Home / 378,191,783.43-567,245,067.59-101,863,222.84

Finding the Fourth Proportional to 378,191,783.43, 567,245,067.59 and 101,863,222.84

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Solution

The fourth proportional to 378,191,783.43, 567,245,067.59 and 101,863,222.84 is: 152,783,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,191,783.43 : 567,245,067.59 = 101,863,222.84 : x
  2. Step 2: Convert to fraction form
    378,191,783.43/567,245,067.59 = 101,863,222.84/x
  3. Step 3: Cross multiply
    378,191,783.43x = 567,245,067.59 × 101,863,222.84
  4. Step 4: Simplify right side
    378,191,783.43x = 57,781,410,725,774,744
  5. Step 5: Solve for x
    x = 57,781,410,725,774,744/378,191,783.43
  6. Step 6: Final answer
    x = 152,783,358.23

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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.