Home / 39,622,933,906.06-59,460,551,743.83-21,003,505,204.90

Finding the Fourth Proportional to 39,622,933,906.06, 59,460,551,743.83 and 21,003,505,204.90

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Solution

The fourth proportional to 39,622,933,906.06, 59,460,551,743.83 and 21,003,505,204.90 is: 31,519,119,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622,933,906.06 : 59,460,551,743.83 = 21,003,505,204.90 : x
  2. Step 2: Convert to fraction form
    39,622,933,906.06/59,460,551,743.83 = 21,003,505,204.90/x
  3. Step 3: Cross multiply
    39,622,933,906.06x = 59,460,551,743.83 × 21,003,505,204.90
  4. Step 4: Simplify right side
    39,622,933,906.06x = 1,248,880,008,037,759,188,992
  5. Step 5: Solve for x
    x = 1,248,880,008,037,759,188,992/39,622,933,906.06
  6. Step 6: Final answer
    x = 31,519,119,987.40

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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.