Home / 112,872,667.73-155,763,965.47-62,644,469.41

Finding the Fourth Proportional to 112,872,667.73, 155,763,965.47 and 62,644,469.41

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Solution

The fourth proportional to 112,872,667.73, 155,763,965.47 and 62,644,469.41 is: 86,449,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,872,667.73 : 155,763,965.47 = 62,644,469.41 : x
  2. Step 2: Convert to fraction form
    112,872,667.73/155,763,965.47 = 62,644,469.41/x
  3. Step 3: Cross multiply
    112,872,667.73x = 155,763,965.47 × 62,644,469.41
  4. Step 4: Simplify right side
    112,872,667.73x = 9,757,750,970,220,952
  5. Step 5: Solve for x
    x = 9,757,750,970,220,952/112,872,667.73
  6. Step 6: Final answer
    x = 86,449,192.41

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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.