Home / 13,647,743,999.90-20,471,615,999.85-6,301,103,615.90

Finding the Fourth Proportional to 13,647,743,999.90, 20,471,615,999.85 and 6,301,103,615.90

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Solution

The fourth proportional to 13,647,743,999.90, 20,471,615,999.85 and 6,301,103,615.90 is: 9,451,655,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,647,743,999.90 : 20,471,615,999.85 = 6,301,103,615.90 : x
  2. Step 2: Convert to fraction form
    13,647,743,999.90/20,471,615,999.85 = 6,301,103,615.90/x
  3. Step 3: Cross multiply
    13,647,743,999.90x = 20,471,615,999.85 × 6,301,103,615.90
  4. Step 4: Simplify right side
    13,647,743,999.90x = 128,993,773,599,971,115,008
  5. Step 5: Solve for x
    x = 128,993,773,599,971,115,008/13,647,743,999.90
  6. Step 6: Final answer
    x = 9,451,655,423.85

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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.