Home / 219,321,704,399.92-302,618,629,053.65-126,620,952,500.73

Finding the Fourth Proportional to 219,321,704,399.92, 302,618,629,053.65 and 126,620,952,500.73

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Solution

The fourth proportional to 219,321,704,399.92, 302,618,629,053.65 and 126,620,952,500.73 is: 174,710,748,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,321,704,399.92 : 302,618,629,053.65 = 126,620,952,500.73 : x
  2. Step 2: Convert to fraction form
    219,321,704,399.92/302,618,629,053.65 = 126,620,952,500.73/x
  3. Step 3: Cross multiply
    219,321,704,399.92x = 302,618,629,053.65 × 126,620,952,500.73
  4. Step 4: Simplify right side
    219,321,704,399.92x = 38,317,859,055,238,251,544,576
  5. Step 5: Solve for x
    x = 38,317,859,055,238,251,544,576/219,321,704,399.92
  6. Step 6: Final answer
    x = 174,710,748,122.62

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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.