Home / 116,813,923.92-161,223,450.30-70,404,238.44

Finding the Fourth Proportional to 116,813,923.92, 161,223,450.30 and 70,404,238.44

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Solution

The fourth proportional to 116,813,923.92, 161,223,450.30 and 70,404,238.44 is: 97,170,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,813,923.92 : 161,223,450.30 = 70,404,238.44 : x
  2. Step 2: Convert to fraction form
    116,813,923.92/161,223,450.30 = 70,404,238.44/x
  3. Step 3: Cross multiply
    116,813,923.92x = 161,223,450.30 × 70,404,238.44
  4. Step 4: Simplify right side
    116,813,923.92x = 11,350,814,237,040,690
  5. Step 5: Solve for x
    x = 11,350,814,237,040,690/116,813,923.92
  6. Step 6: Final answer
    x = 97,170,044.94

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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.