Home / 19,430,309,238.91-29,147,242,517.57-5,455,836,963.07

Finding the Fourth Proportional to 19,430,309,238.91, 29,147,242,517.57 and 5,455,836,963.07

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Solution

The fourth proportional to 19,430,309,238.91, 29,147,242,517.57 and 5,455,836,963.07 is: 8,184,254,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430,309,238.91 : 29,147,242,517.57 = 5,455,836,963.07 : x
  2. Step 2: Convert to fraction form
    19,430,309,238.91/29,147,242,517.57 = 5,455,836,963.07/x
  3. Step 3: Cross multiply
    19,430,309,238.91x = 29,147,242,517.57 × 5,455,836,963.07
  4. Step 4: Simplify right side
    19,430,309,238.91x = 159,022,603,098,923,892,736
  5. Step 5: Solve for x
    x = 159,022,603,098,923,892,736/19,430,309,238.91
  6. Step 6: Final answer
    x = 8,184,254,874.36

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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.