Home / 57,216,053.60-85,824,080.40-50,945,487.20

Finding the Fourth Proportional to 57,216,053.60, 85,824,080.40 and 50,945,487.20

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Solution

The fourth proportional to 57,216,053.60, 85,824,080.40 and 50,945,487.20 is: 76,418,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216,053.60 : 85,824,080.40 = 50,945,487.20 : x
  2. Step 2: Convert to fraction form
    57,216,053.60/85,824,080.40 = 50,945,487.20/x
  3. Step 3: Cross multiply
    57,216,053.60x = 85,824,080.40 × 50,945,487.20
  4. Step 4: Simplify right side
    57,216,053.60x = 4,372,349,589,469,971.50
  5. Step 5: Solve for x
    x = 4,372,349,589,469,971.50/57,216,053.60
  6. Step 6: Final answer
    x = 76,418,230.80

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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.