Home / 123,132,085.20-184,576,303.80-58,321,976.40

Finding the Fourth Proportional to 123,132,085.20, 184,576,303.80 and 58,321,976.40

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Solution

The fourth proportional to 123,132,085.20, 184,576,303.80 and 58,321,976.40 is: 87,425,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,132,085.20 : 184,576,303.80 = 58,321,976.40 : x
  2. Step 2: Convert to fraction form
    123,132,085.20/184,576,303.80 = 58,321,976.40/x
  3. Step 3: Cross multiply
    123,132,085.20x = 184,576,303.80 × 58,321,976.40
  4. Step 4: Simplify right side
    123,132,085.20x = 10,764,854,834,222,830
  5. Step 5: Solve for x
    x = 10,764,854,834,222,830/123,132,085.20
  6. Step 6: Final answer
    x = 87,425,262.20

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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.