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Finding the Fourth Proportional to 8,768,804,982.20, 13,153,207,473.30 and 8,768,804,982.20

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Solution

The fourth proportional to 8,768,804,982.20, 13,153,207,473.30 and 8,768,804,982.20 is: 13,153,207,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,804,982.20 : 13,153,207,473.30 = 8,768,804,982.20 : x
  2. Step 2: Convert to fraction form
    8,768,804,982.20/13,153,207,473.30 = 8,768,804,982.20/x
  3. Step 3: Cross multiply
    8,768,804,982.20x = 13,153,207,473.30 × 8,768,804,982.20
  4. Step 4: Simplify right side
    8,768,804,982.20x = 115,337,911,223,783,309,312
  5. Step 5: Solve for x
    x = 115,337,911,223,783,309,312/8,768,804,982.20
  6. Step 6: Final answer
    x = 13,153,207,473.30

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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.