Home / 81,066,784.24-111,871,654.50-43,896,278.44

Finding the Fourth Proportional to 81,066,784.24, 111,871,654.50 and 43,896,278.44

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Solution

The fourth proportional to 81,066,784.24, 111,871,654.50 and 43,896,278.44 is: 60,576,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,066,784.24 : 111,871,654.50 = 43,896,278.44 : x
  2. Step 2: Convert to fraction form
    81,066,784.24/111,871,654.50 = 43,896,278.44/x
  3. Step 3: Cross multiply
    81,066,784.24x = 111,871,654.50 × 43,896,278.44
  4. Step 4: Simplify right side
    81,066,784.24x = 4,910,749,295,475,479
  5. Step 5: Solve for x
    x = 4,910,749,295,475,479/81,066,784.24
  6. Step 6: Final answer
    x = 60,576,589.31

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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.