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Finding the Fourth Proportional to 83,779,597,984.20, 125,669,396,976.30 and 83,779,597,984.20

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Solution

The fourth proportional to 83,779,597,984.20, 125,669,396,976.30 and 83,779,597,984.20 is: 125,669,396,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,779,597,984.20 : 125,669,396,976.30 = 83,779,597,984.20 : x
  2. Step 2: Convert to fraction form
    83,779,597,984.20/125,669,396,976.30 = 83,779,597,984.20/x
  3. Step 3: Cross multiply
    83,779,597,984.20x = 125,669,396,976.30 × 83,779,597,984.20
  4. Step 4: Simplify right side
    83,779,597,984.20x = 10,528,531,557,591,252,205,568
  5. Step 5: Solve for x
    x = 10,528,531,557,591,252,205,568/83,779,597,984.20
  6. Step 6: Final answer
    x = 125,669,396,976.30

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Double scale
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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.