Home / 186,281,856,086.40-279,422,784,129.60-74,431,523,721.60

Finding the Fourth Proportional to 186,281,856,086.40, 279,422,784,129.60 and 74,431,523,721.60

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Solution

The fourth proportional to 186,281,856,086.40, 279,422,784,129.60 and 74,431,523,721.60 is: 111,647,285,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,281,856,086.40 : 279,422,784,129.60 = 74,431,523,721.60 : x
  2. Step 2: Convert to fraction form
    186,281,856,086.40/279,422,784,129.60 = 74,431,523,721.60/x
  3. Step 3: Cross multiply
    186,281,856,086.40x = 279,422,784,129.60 × 74,431,523,721.60
  4. Step 4: Simplify right side
    186,281,856,086.40x = 20,797,863,585,297,838,637,056
  5. Step 5: Solve for x
    x = 20,797,863,585,297,838,637,056/186,281,856,086.40
  6. Step 6: Final answer
    x = 111,647,285,582.40

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1.5x scale

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.