Home / 204,483,140.20-306,612,735.90-83,177,540.20

Finding the Fourth Proportional to 204,483,140.20, 306,612,735.90 and 83,177,540.20

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Solution

The fourth proportional to 204,483,140.20, 306,612,735.90 and 83,177,540.20 is: 124,720,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,483,140.20 : 306,612,735.90 = 83,177,540.20 : x
  2. Step 2: Convert to fraction form
    204,483,140.20/306,612,735.90 = 83,177,540.20/x
  3. Step 3: Cross multiply
    204,483,140.20x = 306,612,735.90 × 83,177,540.20
  4. Step 4: Simplify right side
    204,483,140.20x = 25,503,293,166,154,232
  5. Step 5: Solve for x
    x = 25,503,293,166,154,232/204,483,140.20
  6. Step 6: Final answer
    x = 124,720,762.51

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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.