Home / 122,379,767.70-183,516,507.45-40,466,994.90

Finding the Fourth Proportional to 122,379,767.70, 183,516,507.45 and 40,466,994.90

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Solution

The fourth proportional to 122,379,767.70, 183,516,507.45 and 40,466,994.90 is: 60,682,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,379,767.70 : 183,516,507.45 = 40,466,994.90 : x
  2. Step 2: Convert to fraction form
    122,379,767.70/183,516,507.45 = 40,466,994.90/x
  3. Step 3: Cross multiply
    122,379,767.70x = 183,516,507.45 × 40,466,994.90
  4. Step 4: Simplify right side
    122,379,767.70x = 7,426,361,571,044,961
  5. Step 5: Solve for x
    x = 7,426,361,571,044,961/122,379,767.70
  6. Step 6: Final answer
    x = 60,682,919.33

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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.