Home / 81,145,277.56-111,983,191.14-44,475,942.52

Finding the Fourth Proportional to 81,145,277.56, 111,983,191.14 and 44,475,942.52

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Solution

The fourth proportional to 81,145,277.56, 111,983,191.14 and 44,475,942.52 is: 61,378,285.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,145,277.56 : 111,983,191.14 = 44,475,942.52 : x
  2. Step 2: Convert to fraction form
    81,145,277.56/111,983,191.14 = 44,475,942.52/x
  3. Step 3: Cross multiply
    81,145,277.56x = 111,983,191.14 × 44,475,942.52
  4. Step 4: Simplify right side
    81,145,277.56x = 4,980,557,972,348,814
  5. Step 5: Solve for x
    x = 4,980,557,972,348,814/81,145,277.56
  6. Step 6: Final answer
    x = 61,378,285.00

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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.