Home / 74,325,280.20-111,487,920.30-55,193,404.20

Finding the Fourth Proportional to 74,325,280.20, 111,487,920.30 and 55,193,404.20

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Solution

The fourth proportional to 74,325,280.20, 111,487,920.30 and 55,193,404.20 is: 82,790,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,325,280.20 : 111,487,920.30 = 55,193,404.20 : x
  2. Step 2: Convert to fraction form
    74,325,280.20/111,487,920.30 = 55,193,404.20/x
  3. Step 3: Cross multiply
    74,325,280.20x = 111,487,920.30 × 55,193,404.20
  4. Step 4: Simplify right side
    74,325,280.20x = 6,153,397,848,535,285
  5. Step 5: Solve for x
    x = 6,153,397,848,535,285/74,325,280.20
  6. Step 6: Final answer
    x = 82,790,106.30

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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.