Home / 11,308,487,999.63-16,940,664,610.41-8,809,648,543.94

Finding the Fourth Proportional to 11,308,487,999.63, 16,940,664,610.41 and 8,809,648,543.94

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Solution

The fourth proportional to 11,308,487,999.63, 16,940,664,610.41 and 8,809,648,543.94 is: 13,197,281,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308,487,999.63 : 16,940,664,610.41 = 8,809,648,543.94 : x
  2. Step 2: Convert to fraction form
    11,308,487,999.63/16,940,664,610.41 = 8,809,648,543.94/x
  3. Step 3: Cross multiply
    11,308,487,999.63x = 16,940,664,610.41 × 8,809,648,543.94
  4. Step 4: Simplify right side
    11,308,487,999.63x = 149,241,301,318,474,366,976
  5. Step 5: Solve for x
    x = 149,241,301,318,474,366,976/11,308,487,999.63
  6. Step 6: Final answer
    x = 13,197,281,663.42

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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.