Home / 8,591,002,459.21-11,848,867,051.83-5,581,224,905.68

Finding the Fourth Proportional to 8,591,002,459.21, 11,848,867,051.83 and 5,581,224,905.68

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Solution

The fourth proportional to 8,591,002,459.21, 11,848,867,051.83 and 5,581,224,905.68 is: 7,697,727,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,002,459.21 : 11,848,867,051.83 = 5,581,224,905.68 : x
  2. Step 2: Convert to fraction form
    8,591,002,459.21/11,848,867,051.83 = 5,581,224,905.68/x
  3. Step 3: Cross multiply
    8,591,002,459.21x = 11,848,867,051.83 × 5,581,224,905.68
  4. Step 4: Simplify right side
    8,591,002,459.21x = 66,131,191,893,790,138,368
  5. Step 5: Solve for x
    x = 66,131,191,893,790,138,368/8,591,002,459.21
  6. Step 6: Final answer
    x = 7,697,727,035.68

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.