Home / 13,619,333,288-20,429,863,009.44-5,757,280,339.52

Finding the Fourth Proportional to 13,619,333,288, 20,429,863,009.44 and 5,757,280,339.52

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Solution

The fourth proportional to 13,619,333,288, 20,429,863,009.44 and 5,757,280,339.52 is: 8,636,285,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,619,333,288 : 20,429,863,009.44 = 5,757,280,339.52 : x
  2. Step 2: Convert to fraction form
    13,619,333,288/20,429,863,009.44 = 5,757,280,339.52/x
  3. Step 3: Cross multiply
    13,619,333,288x = 20,429,863,009.44 × 5,757,280,339.52
  4. Step 4: Simplify right side
    13,619,333,288x = 117,620,448,643,335,815,168
  5. Step 5: Solve for x
    x = 117,620,448,643,335,815,168/13,619,333,288
  6. Step 6: Final answer
    x = 8,636,285,356.71

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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.