Home / 11,308,487,999.13-16,940,664,609.66-8,809,648,543.44

Finding the Fourth Proportional to 11,308,487,999.13, 16,940,664,609.66 and 8,809,648,543.44

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Solution

The fourth proportional to 11,308,487,999.13, 16,940,664,609.66 and 8,809,648,543.44 is: 13,197,281,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308,487,999.13 : 16,940,664,609.66 = 8,809,648,543.44 : x
  2. Step 2: Convert to fraction form
    11,308,487,999.13/16,940,664,609.66 = 8,809,648,543.44/x
  3. Step 3: Cross multiply
    11,308,487,999.13x = 16,940,664,609.66 × 8,809,648,543.44
  4. Step 4: Simplify right side
    11,308,487,999.13x = 149,241,301,303,396,794,368
  5. Step 5: Solve for x
    x = 149,241,301,303,396,794,368/11,308,487,999.13
  6. Step 6: Final answer
    x = 13,197,281,662.67

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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.