Home / 195,320,408.61-269,542,459.13-106,012,384.80

Finding the Fourth Proportional to 195,320,408.61, 269,542,459.13 and 106,012,384.80

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Solution

The fourth proportional to 195,320,408.61, 269,542,459.13 and 106,012,384.80 is: 146,297,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,320,408.61 : 269,542,459.13 = 106,012,384.80 : x
  2. Step 2: Convert to fraction form
    195,320,408.61/269,542,459.13 = 106,012,384.80/x
  3. Step 3: Cross multiply
    195,320,408.61x = 269,542,459.13 × 106,012,384.80
  4. Step 4: Simplify right side
    195,320,408.61x = 28,574,838,896,697,772
  5. Step 5: Solve for x
    x = 28,574,838,896,697,772/195,320,408.61
  6. Step 6: Final answer
    x = 146,297,251.27

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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.