Home / 27,760,485,007-38,309,469,309.67-15,879,590,011

Finding the Fourth Proportional to 27,760,485,007, 38,309,469,309.67 and 15,879,590,011

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Solution

The fourth proportional to 27,760,485,007, 38,309,469,309.67 and 15,879,590,011 is: 21,913,834,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,760,485,007 : 38,309,469,309.67 = 15,879,590,011 : x
  2. Step 2: Convert to fraction form
    27,760,485,007/38,309,469,309.67 = 15,879,590,011/x
  3. Step 3: Cross multiply
    27,760,485,007x = 38,309,469,309.67 × 15,879,590,011
  4. Step 4: Simplify right side
    27,760,485,007x = 608,338,666,176,467,435,520
  5. Step 5: Solve for x
    x = 608,338,666,176,467,435,520/27,760,485,007
  6. Step 6: Final answer
    x = 21,913,834,215.18

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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.