Home / 404,169,873.12-557,751,179.16-234,639,843.12

Finding the Fourth Proportional to 404,169,873.12, 557,751,179.16 and 234,639,843.12

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Solution

The fourth proportional to 404,169,873.12, 557,751,179.16 and 234,639,843.12 is: 323,801,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,169,873.12 : 557,751,179.16 = 234,639,843.12 : x
  2. Step 2: Convert to fraction form
    404,169,873.12/557,751,179.16 = 234,639,843.12/x
  3. Step 3: Cross multiply
    404,169,873.12x = 557,751,179.16 × 234,639,843.12
  4. Step 4: Simplify right side
    404,169,873.12x = 130,870,649,178,097,408
  5. Step 5: Solve for x
    x = 130,870,649,178,097,408/404,169,873.12
  6. Step 6: Final answer
    x = 323,801,099.20

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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.