Home / 18,203,993,856.60-27,307,809,494.10-4,939,462,692.60

Finding the Fourth Proportional to 18,203,993,856.60, 27,307,809,494.10 and 4,939,462,692.60

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Solution

The fourth proportional to 18,203,993,856.60, 27,307,809,494.10 and 4,939,462,692.60 is: 7,409,687,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,993,856.60 : 27,307,809,494.10 = 4,939,462,692.60 : x
  2. Step 2: Convert to fraction form
    18,203,993,856.60/27,307,809,494.10 = 4,939,462,692.60/x
  3. Step 3: Cross multiply
    18,203,993,856.60x = 27,307,809,494.10 × 4,939,462,692.60
  4. Step 4: Simplify right side
    18,203,993,856.60x = 134,885,906,212,735,025,152
  5. Step 5: Solve for x
    x = 134,885,906,212,735,025,152/18,203,993,856.60
  6. Step 6: Final answer
    x = 7,409,687,526.56

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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.