Home / 238,845,188,816.46-358,269,122,551.98-79,667,851,208.28

Finding the Fourth Proportional to 238,845,188,816.46, 358,269,122,551.98 and 79,667,851,208.28

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Solution

The fourth proportional to 238,845,188,816.46, 358,269,122,551.98 and 79,667,851,208.28 is: 119,502,223,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,845,188,816.46 : 358,269,122,551.98 = 79,667,851,208.28 : x
  2. Step 2: Convert to fraction form
    238,845,188,816.46/358,269,122,551.98 = 79,667,851,208.28/x
  3. Step 3: Cross multiply
    238,845,188,816.46x = 358,269,122,551.98 × 79,667,851,208.28
  4. Step 4: Simplify right side
    238,845,188,816.46x = 28,542,531,147,992,171,282,432
  5. Step 5: Solve for x
    x = 28,542,531,147,992,171,282,432/238,845,188,816.46
  6. Step 6: Final answer
    x = 119,502,223,550.86

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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.