Home / 81,667,538.25-112,699,777.57-44,498,126.19

Finding the Fourth Proportional to 81,667,538.25, 112,699,777.57 and 44,498,126.19

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Solution

The fourth proportional to 81,667,538.25, 112,699,777.57 and 44,498,126.19 is: 61,406,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,667,538.25 : 112,699,777.57 = 44,498,126.19 : x
  2. Step 2: Convert to fraction form
    81,667,538.25/112,699,777.57 = 44,498,126.19/x
  3. Step 3: Cross multiply
    81,667,538.25x = 112,699,777.57 × 44,498,126.19
  4. Step 4: Simplify right side
    81,667,538.25x = 5,014,928,923,360,922
  5. Step 5: Solve for x
    x = 5,014,928,923,360,922/81,667,538.25
  6. Step 6: Final answer
    x = 61,406,637.58

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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.