Home / 79,580,847.52-119,338,525.81-30,414,860.43

Finding the Fourth Proportional to 79,580,847.52, 119,338,525.81 and 30,414,860.43

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Solution

The fourth proportional to 79,580,847.52, 119,338,525.81 and 30,414,860.43 is: 45,609,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,580,847.52 : 119,338,525.81 = 30,414,860.43 : x
  2. Step 2: Convert to fraction form
    79,580,847.52/119,338,525.81 = 30,414,860.43/x
  3. Step 3: Cross multiply
    79,580,847.52x = 119,338,525.81 × 30,414,860.43
  4. Step 4: Simplify right side
    79,580,847.52x = 3,629,664,606,433,102.50
  5. Step 5: Solve for x
    x = 3,629,664,606,433,102.50/79,580,847.52
  6. Step 6: Final answer
    x = 45,609,775.71

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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.