Home / 123,494,789.73-184,995,189.07-74,283,477.51

Finding the Fourth Proportional to 123,494,789.73, 184,995,189.07 and 74,283,477.51

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Solution

The fourth proportional to 123,494,789.73, 184,995,189.07 and 74,283,477.51 is: 111,276,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,494,789.73 : 184,995,189.07 = 74,283,477.51 : x
  2. Step 2: Convert to fraction form
    123,494,789.73/184,995,189.07 = 74,283,477.51/x
  3. Step 3: Cross multiply
    123,494,789.73x = 184,995,189.07 × 74,283,477.51
  4. Step 4: Simplify right side
    123,494,789.73x = 13,742,085,966,553,834
  5. Step 5: Solve for x
    x = 13,742,085,966,553,834/123,494,789.73
  6. Step 6: Final answer
    x = 111,276,645.73

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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.