Home / 12,125,528,425.73-18,188,934,976.38-3,737,195,507.81

Finding the Fourth Proportional to 12,125,528,425.73, 18,188,934,976.38 and 3,737,195,507.81

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Solution

The fourth proportional to 12,125,528,425.73, 18,188,934,976.38 and 3,737,195,507.81 is: 5,605,991,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125,528,425.73 : 18,188,934,976.38 = 3,737,195,507.81 : x
  2. Step 2: Convert to fraction form
    12,125,528,425.73/18,188,934,976.38 = 3,737,195,507.81/x
  3. Step 3: Cross multiply
    12,125,528,425.73x = 18,188,934,976.38 × 3,737,195,507.81
  4. Step 4: Simplify right side
    12,125,528,425.73x = 67,975,606,085,555,216,384
  5. Step 5: Solve for x
    x = 67,975,606,085,555,216,384/12,125,528,425.73
  6. Step 6: Final answer
    x = 5,605,991,235.92

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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.