Home / 132,860,801.70-199,291,202.55-122,338,269.90

Finding the Fourth Proportional to 132,860,801.70, 199,291,202.55 and 122,338,269.90

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Solution

The fourth proportional to 132,860,801.70, 199,291,202.55 and 122,338,269.90 is: 183,507,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,801.70 : 199,291,202.55 = 122,338,269.90 : x
  2. Step 2: Convert to fraction form
    132,860,801.70/199,291,202.55 = 122,338,269.90/x
  3. Step 3: Cross multiply
    132,860,801.70x = 199,291,202.55 × 122,338,269.90
  4. Step 4: Simplify right side
    132,860,801.70x = 24,380,940,926,257,472
  5. Step 5: Solve for x
    x = 24,380,940,926,257,472/132,860,801.70
  6. Step 6: Final answer
    x = 183,507,404.85

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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.