Home / 146,019,168.20-219,014,517.90-38,313,792.20

Finding the Fourth Proportional to 146,019,168.20, 219,014,517.90 and 38,313,792.20

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Solution

The fourth proportional to 146,019,168.20, 219,014,517.90 and 38,313,792.20 is: 57,466,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,019,168.20 : 219,014,517.90 = 38,313,792.20 : x
  2. Step 2: Convert to fraction form
    146,019,168.20/219,014,517.90 = 38,313,792.20/x
  3. Step 3: Cross multiply
    146,019,168.20x = 219,014,517.90 × 38,313,792.20
  4. Step 4: Simplify right side
    146,019,168.20x = 8,391,276,727,603,781
  5. Step 5: Solve for x
    x = 8,391,276,727,603,781/146,019,168.20
  6. Step 6: Final answer
    x = 57,466,953.35

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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.