Home / 122,480,796.60-183,717,258.30-40,603,453.20

Finding the Fourth Proportional to 122,480,796.60, 183,717,258.30 and 40,603,453.20

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Solution

The fourth proportional to 122,480,796.60, 183,717,258.30 and 40,603,453.20 is: 60,903,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,480,796.60 : 183,717,258.30 = 40,603,453.20 : x
  2. Step 2: Convert to fraction form
    122,480,796.60/183,717,258.30 = 40,603,453.20/x
  3. Step 3: Cross multiply
    122,480,796.60x = 183,717,258.30 × 40,603,453.20
  4. Step 4: Simplify right side
    122,480,796.60x = 7,459,555,099,416,363
  5. Step 5: Solve for x
    x = 7,459,555,099,416,363/122,480,796.60
  6. Step 6: Final answer
    x = 60,903,874.78

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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.