Home / 108,978,001.92-150,395,996.16-62,568,345.60

Finding the Fourth Proportional to 108,978,001.92, 150,395,996.16 and 62,568,345.60

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Solution

The fourth proportional to 108,978,001.92, 150,395,996.16 and 62,568,345.60 is: 86,347,964.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,978,001.92 : 150,395,996.16 = 62,568,345.60 : x
  2. Step 2: Convert to fraction form
    108,978,001.92/150,395,996.16 = 62,568,345.60/x
  3. Step 3: Cross multiply
    108,978,001.92x = 150,395,996.16 × 62,568,345.60
  4. Step 4: Simplify right side
    108,978,001.92x = 9,410,028,664,595,152
  5. Step 5: Solve for x
    x = 9,410,028,664,595,152/108,978,001.92
  6. Step 6: Final answer
    x = 86,347,964.72

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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.