Home / 85,451,704.32-117,928,074.24-48,794,050.56

Finding the Fourth Proportional to 85,451,704.32, 117,928,074.24 and 48,794,050.56

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Solution

The fourth proportional to 85,451,704.32, 117,928,074.24 and 48,794,050.56 is: 67,338,486.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,451,704.32 : 117,928,074.24 = 48,794,050.56 : x
  2. Step 2: Convert to fraction form
    85,451,704.32/117,928,074.24 = 48,794,050.56/x
  3. Step 3: Cross multiply
    85,451,704.32x = 117,928,074.24 × 48,794,050.56
  4. Step 4: Simplify right side
    85,451,704.32x = 5,754,188,416,909,994
  5. Step 5: Solve for x
    x = 5,754,188,416,909,994/85,451,704.32
  6. Step 6: Final answer
    x = 67,338,486.26

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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.