Home / 76,242,150.20-105,214,824.90-41,434,847.82

Finding the Fourth Proportional to 76,242,150.20, 105,214,824.90 and 41,434,847.82

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Solution

The fourth proportional to 76,242,150.20, 105,214,824.90 and 41,434,847.82 is: 57,180,447.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,242,150.20 : 105,214,824.90 = 41,434,847.82 : x
  2. Step 2: Convert to fraction form
    76,242,150.20/105,214,824.90 = 41,434,847.82/x
  3. Step 3: Cross multiply
    76,242,150.20x = 105,214,824.90 × 41,434,847.82
  4. Step 4: Simplify right side
    76,242,150.20x = 4,359,560,258,139,447
  5. Step 5: Solve for x
    x = 4,359,560,258,139,447/76,242,150.20
  6. Step 6: Final answer
    x = 57,180,447.39

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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.