Home / 20,440,858,485.72-30,672,090,359.88-14,503,356,693.48

Finding the Fourth Proportional to 20,440,858,485.72, 30,672,090,359.88 and 14,503,356,693.48

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Solution

The fourth proportional to 20,440,858,485.72, 30,672,090,359.88 and 14,503,356,693.48 is: 21,762,699,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,440,858,485.72 : 30,672,090,359.88 = 14,503,356,693.48 : x
  2. Step 2: Convert to fraction form
    20,440,858,485.72/30,672,090,359.88 = 14,503,356,693.48/x
  3. Step 3: Cross multiply
    20,440,858,485.72x = 30,672,090,359.88 × 14,503,356,693.48
  4. Step 4: Simplify right side
    20,440,858,485.72x = 444,848,267,023,988,948,992
  5. Step 5: Solve for x
    x = 444,848,267,023,988,948,992/20,440,858,485.72
  6. Step 6: Final answer
    x = 21,762,699,807.09

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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.