Home / 110,190,879.90-165,286,319.85-28,309,599.90

Finding the Fourth Proportional to 110,190,879.90, 165,286,319.85 and 28,309,599.90

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Solution

The fourth proportional to 110,190,879.90, 165,286,319.85 and 28,309,599.90 is: 42,464,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,190,879.90 : 165,286,319.85 = 28,309,599.90 : x
  2. Step 2: Convert to fraction form
    110,190,879.90/165,286,319.85 = 28,309,599.90/x
  3. Step 3: Cross multiply
    110,190,879.90x = 165,286,319.85 × 28,309,599.90
  4. Step 4: Simplify right side
    110,190,879.90x = 4,679,189,583,896,928
  5. Step 5: Solve for x
    x = 4,679,189,583,896,928/110,190,879.90
  6. Step 6: Final answer
    x = 42,464,399.85

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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.