Home / 11,321,856,312.90-16,982,784,469.35-8,015,868,140.10

Finding the Fourth Proportional to 11,321,856,312.90, 16,982,784,469.35 and 8,015,868,140.10

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Solution

The fourth proportional to 11,321,856,312.90, 16,982,784,469.35 and 8,015,868,140.10 is: 12,023,802,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,856,312.90 : 16,982,784,469.35 = 8,015,868,140.10 : x
  2. Step 2: Convert to fraction form
    11,321,856,312.90/16,982,784,469.35 = 8,015,868,140.10/x
  3. Step 3: Cross multiply
    11,321,856,312.90x = 16,982,784,469.35 × 8,015,868,140.10
  4. Step 4: Simplify right side
    11,321,856,312.90x = 136,131,760,958,047,764,480
  5. Step 5: Solve for x
    x = 136,131,760,958,047,764,480/11,321,856,312.90
  6. Step 6: Final answer
    x = 12,023,802,210.15

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Double scale
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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.