Home / 172,804,248.68-259,206,622.49-70,568,286.31

Finding the Fourth Proportional to 172,804,248.68, 259,206,622.49 and 70,568,286.31

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Solution

The fourth proportional to 172,804,248.68, 259,206,622.49 and 70,568,286.31 is: 105,852,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,804,248.68 : 259,206,622.49 = 70,568,286.31 : x
  2. Step 2: Convert to fraction form
    172,804,248.68/259,206,622.49 = 70,568,286.31/x
  3. Step 3: Cross multiply
    172,804,248.68x = 259,206,622.49 × 70,568,286.31
  4. Step 4: Simplify right side
    172,804,248.68x = 18,291,767,148,026,376
  5. Step 5: Solve for x
    x = 18,291,767,148,026,376/172,804,248.68
  6. Step 6: Final answer
    x = 105,852,531.33

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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.