Home / 305,719,138.44-458,565,898.32-98,452,961.55

Finding the Fourth Proportional to 305,719,138.44, 458,565,898.32 and 98,452,961.55

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Solution

The fourth proportional to 305,719,138.44, 458,565,898.32 and 98,452,961.55 is: 147,675,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,719,138.44 : 458,565,898.32 = 98,452,961.55 : x
  2. Step 2: Convert to fraction form
    305,719,138.44/458,565,898.32 = 98,452,961.55/x
  3. Step 3: Cross multiply
    305,719,138.44x = 458,565,898.32 × 98,452,961.55
  4. Step 4: Simplify right side
    305,719,138.44x = 45,147,170,755,440,168
  5. Step 5: Solve for x
    x = 45,147,170,755,440,168/305,719,138.44
  6. Step 6: Final answer
    x = 147,675,317.24

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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.