Home / 13,291,753,777.94-19,937,664,435.56-5,431,166,103.06

Finding the Fourth Proportional to 13,291,753,777.94, 19,937,664,435.56 and 5,431,166,103.06

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Solution

The fourth proportional to 13,291,753,777.94, 19,937,664,435.56 and 5,431,166,103.06 is: 8,146,762,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,753,777.94 : 19,937,664,435.56 = 5,431,166,103.06 : x
  2. Step 2: Convert to fraction form
    13,291,753,777.94/19,937,664,435.56 = 5,431,166,103.06/x
  3. Step 3: Cross multiply
    13,291,753,777.94x = 19,937,664,435.56 × 5,431,166,103.06
  4. Step 4: Simplify right side
    13,291,753,777.94x = 108,284,767,256,598,380,544
  5. Step 5: Solve for x
    x = 108,284,767,256,598,380,544/13,291,753,777.94
  6. Step 6: Final answer
    x = 8,146,762,952.86

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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.