Home / 21,848,739,449.12-30,150,939,559.21-12,203,610,176.43

Finding the Fourth Proportional to 21,848,739,449.12, 30,150,939,559.21 and 12,203,610,176.43

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Solution

The fourth proportional to 21,848,739,449.12, 30,150,939,559.21 and 12,203,610,176.43 is: 16,840,802,815.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848,739,449.12 : 30,150,939,559.21 = 12,203,610,176.43 : x
  2. Step 2: Convert to fraction form
    21,848,739,449.12/30,150,939,559.21 = 12,203,610,176.43/x
  3. Step 3: Cross multiply
    21,848,739,449.12x = 30,150,939,559.21 × 12,203,610,176.43
  4. Step 4: Simplify right side
    21,848,739,449.12x = 367,950,312,833,700,986,880
  5. Step 5: Solve for x
    x = 367,950,312,833,700,986,880/21,848,739,449.12
  6. Step 6: Final answer
    x = 16,840,802,815.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.