Home / 50,695,936.80-76,043,905.20-42,297,856.80

Finding the Fourth Proportional to 50,695,936.80, 76,043,905.20 and 42,297,856.80

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Solution

The fourth proportional to 50,695,936.80, 76,043,905.20 and 42,297,856.80 is: 63,446,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,695,936.80 : 76,043,905.20 = 42,297,856.80 : x
  2. Step 2: Convert to fraction form
    50,695,936.80/76,043,905.20 = 42,297,856.80/x
  3. Step 3: Cross multiply
    50,695,936.80x = 76,043,905.20 × 42,297,856.80
  4. Step 4: Simplify right side
    50,695,936.80x = 3,216,494,212,662,375.50
  5. Step 5: Solve for x
    x = 3,216,494,212,662,375.50/50,695,936.80
  6. Step 6: Final answer
    x = 63,446,785.20

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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.