Home / 245,689,647,448.86-339,022,349,231.54-135,809,150,308.85

Finding the Fourth Proportional to 245,689,647,448.86, 339,022,349,231.54 and 135,809,150,308.85

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Solution

The fourth proportional to 245,689,647,448.86, 339,022,349,231.54 and 135,809,150,308.85 is: 187,400,395,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,689,647,448.86 : 339,022,349,231.54 = 135,809,150,308.85 : x
  2. Step 2: Convert to fraction form
    245,689,647,448.86/339,022,349,231.54 = 135,809,150,308.85/x
  3. Step 3: Cross multiply
    245,689,647,448.86x = 339,022,349,231.54 × 135,809,150,308.85
  4. Step 4: Simplify right side
    245,689,647,448.86x = 46,042,337,184,845,653,868,544
  5. Step 5: Solve for x
    x = 46,042,337,184,845,653,868,544/245,689,647,448.86
  6. Step 6: Final answer
    x = 187,400,395,836.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.