Home / 143,992,102,291.36-198,709,032,048-86,120,481,105.04

Finding the Fourth Proportional to 143,992,102,291.36, 198,709,032,048 and 86,120,481,105.04

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Solution

The fourth proportional to 143,992,102,291.36, 198,709,032,048 and 86,120,481,105.04 is: 118,846,222,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,992,102,291.36 : 198,709,032,048 = 86,120,481,105.04 : x
  2. Step 2: Convert to fraction form
    143,992,102,291.36/198,709,032,048 = 86,120,481,105.04/x
  3. Step 3: Cross multiply
    143,992,102,291.36x = 198,709,032,048 × 86,120,481,105.04
  4. Step 4: Simplify right side
    143,992,102,291.36x = 17,112,917,439,890,570,870,784
  5. Step 5: Solve for x
    x = 17,112,917,439,890,570,870,784/143,992,102,291.36
  6. Step 6: Final answer
    x = 118,846,222,588.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.