Home / 111,522,969.60-167,219,500.50-43,285,945.20

Finding the Fourth Proportional to 111,522,969.60, 167,219,500.50 and 43,285,945.20

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Solution

The fourth proportional to 111,522,969.60, 167,219,500.50 and 43,285,945.20 is: 64,903,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,522,969.60 : 167,219,500.50 = 43,285,945.20 : x
  2. Step 2: Convert to fraction form
    111,522,969.60/167,219,500.50 = 43,285,945.20/x
  3. Step 3: Cross multiply
    111,522,969.60x = 167,219,500.50 × 43,285,945.20
  4. Step 4: Simplify right side
    111,522,969.60x = 7,238,254,135,014,373
  5. Step 5: Solve for x
    x = 7,238,254,135,014,373/111,522,969.60
  6. Step 6: Final answer
    x = 64,903,706.93

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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.