Home / 12,333,993,721.51-18,498,803,621.78-5,609,560,601.97

Finding the Fourth Proportional to 12,333,993,721.51, 18,498,803,621.78 and 5,609,560,601.97

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Solution

The fourth proportional to 12,333,993,721.51, 18,498,803,621.78 and 5,609,560,601.97 is: 8,413,346,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,993,721.51 : 18,498,803,621.78 = 5,609,560,601.97 : x
  2. Step 2: Convert to fraction form
    12,333,993,721.51/18,498,803,621.78 = 5,609,560,601.97/x
  3. Step 3: Cross multiply
    12,333,993,721.51x = 18,498,803,621.78 × 5,609,560,601.97
  4. Step 4: Simplify right side
    12,333,993,721.51x = 103,770,159,980,317,032,448
  5. Step 5: Solve for x
    x = 103,770,159,980,317,032,448/12,333,993,721.51
  6. Step 6: Final answer
    x = 8,413,346,262.64

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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.