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Finding the Fourth Proportional to 325,841,291,989.20, 488,761,937,983.80 and 325,841,291,989.20

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Solution

The fourth proportional to 325,841,291,989.20, 488,761,937,983.80 and 325,841,291,989.20 is: 488,761,937,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,841,291,989.20 : 488,761,937,983.80 = 325,841,291,989.20 : x
  2. Step 2: Convert to fraction form
    325,841,291,989.20/488,761,937,983.80 = 325,841,291,989.20/x
  3. Step 3: Cross multiply
    325,841,291,989.20x = 488,761,937,983.80 × 325,841,291,989.20
  4. Step 4: Simplify right side
    325,841,291,989.20x = 159,258,821,347,786,641,899,520
  5. Step 5: Solve for x
    x = 159,258,821,347,786,641,899,520/325,841,291,989.20
  6. Step 6: Final answer
    x = 488,761,937,983.80

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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.