Home / 7,669,489,884.10-11,494,064,906.79-3,938,630,558.02

Finding the Fourth Proportional to 7,669,489,884.10, 11,494,064,906.79 and 3,938,630,558.02

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Solution

The fourth proportional to 7,669,489,884.10, 11,494,064,906.79 and 3,938,630,558.02 is: 5,902,723,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669,489,884.10 : 11,494,064,906.79 = 3,938,630,558.02 : x
  2. Step 2: Convert to fraction form
    7,669,489,884.10/11,494,064,906.79 = 3,938,630,558.02/x
  3. Step 3: Cross multiply
    7,669,489,884.10x = 11,494,064,906.79 × 3,938,630,558.02
  4. Step 4: Simplify right side
    7,669,489,884.10x = 45,270,875,277,748,404,224
  5. Step 5: Solve for x
    x = 45,270,875,277,748,404,224/7,669,489,884.10
  6. Step 6: Final answer
    x = 5,902,723,122.64

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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.