Home / 186,786,617.20-279,424,098.60-164,111,801.20

Finding the Fourth Proportional to 186,786,617.20, 279,424,098.60 and 164,111,801.20

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Solution

The fourth proportional to 186,786,617.20, 279,424,098.60 and 164,111,801.20 is: 245,503,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,786,617.20 : 279,424,098.60 = 164,111,801.20 : x
  2. Step 2: Convert to fraction form
    186,786,617.20/279,424,098.60 = 164,111,801.20/x
  3. Step 3: Cross multiply
    186,786,617.20x = 279,424,098.60 × 164,111,801.20
  4. Step 4: Simplify right side
    186,786,617.20x = 45,856,792,119,932,400
  5. Step 5: Solve for x
    x = 45,856,792,119,932,400/186,786,617.20
  6. Step 6: Final answer
    x = 245,503,627.65

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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.