Home / 258,828,249.62-388,250,346.06-113,186,843.58

Finding the Fourth Proportional to 258,828,249.62, 388,250,346.06 and 113,186,843.58

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Solution

The fourth proportional to 258,828,249.62, 388,250,346.06 and 113,186,843.58 is: 169,783,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,828,249.62 : 388,250,346.06 = 113,186,843.58 : x
  2. Step 2: Convert to fraction form
    258,828,249.62/388,250,346.06 = 113,186,843.58/x
  3. Step 3: Cross multiply
    258,828,249.62x = 388,250,346.06 × 113,186,843.58
  4. Step 4: Simplify right side
    258,828,249.62x = 43,944,831,189,374,088
  5. Step 5: Solve for x
    x = 43,944,831,189,374,088/258,828,249.62
  6. Step 6: Final answer
    x = 169,783,751.40

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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.