Home / 122,479,266.60-183,529,943.10-106,228,981.80

Finding the Fourth Proportional to 122,479,266.60, 183,529,943.10 and 106,228,981.80

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Solution

The fourth proportional to 122,479,266.60, 183,529,943.10 and 106,228,981.80 is: 159,179,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,479,266.60 : 183,529,943.10 = 106,228,981.80 : x
  2. Step 2: Convert to fraction form
    122,479,266.60/183,529,943.10 = 106,228,981.80/x
  3. Step 3: Cross multiply
    122,479,266.60x = 183,529,943.10 × 106,228,981.80
  4. Step 4: Simplify right side
    122,479,266.60x = 19,496,198,985,324,936
  5. Step 5: Solve for x
    x = 19,496,198,985,324,936/122,479,266.60
  6. Step 6: Final answer
    x = 159,179,586.28

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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.