Home / 172,804,248.74-259,206,622.59-70,568,286.37

Finding the Fourth Proportional to 172,804,248.74, 259,206,622.59 and 70,568,286.37

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Solution

The fourth proportional to 172,804,248.74, 259,206,622.59 and 70,568,286.37 is: 105,852,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,804,248.74 : 259,206,622.59 = 70,568,286.37 : x
  2. Step 2: Convert to fraction form
    172,804,248.74/259,206,622.59 = 70,568,286.37/x
  3. Step 3: Cross multiply
    172,804,248.74x = 259,206,622.59 × 70,568,286.37
  4. Step 4: Simplify right side
    172,804,248.74x = 18,291,767,171,150,948
  5. Step 5: Solve for x
    x = 18,291,767,171,150,948/172,804,248.74
  6. Step 6: Final answer
    x = 105,852,531.43

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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.