Home / 188,306,730,942.56-259,855,803,789.36-111,169,418,016.56

Finding the Fourth Proportional to 188,306,730,942.56, 259,855,803,789.36 and 111,169,418,016.56

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Solution

The fourth proportional to 188,306,730,942.56, 259,855,803,789.36 and 111,169,418,016.56 is: 153,409,378,044.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,306,730,942.56 : 259,855,803,789.36 = 111,169,418,016.56 : x
  2. Step 2: Convert to fraction form
    188,306,730,942.56/259,855,803,789.36 = 111,169,418,016.56/x
  3. Step 3: Cross multiply
    188,306,730,942.56x = 259,855,803,789.36 × 111,169,418,016.56
  4. Step 4: Simplify right side
    188,306,730,942.56x = 28,888,018,475,488,555,040,768
  5. Step 5: Solve for x
    x = 28,888,018,475,488,555,040,768/188,306,730,942.56
  6. Step 6: Final answer
    x = 153,409,378,044.49

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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.