Home / 12,464,561,719.82-18,697,991,958.29-4,070,511,342.65

Finding the Fourth Proportional to 12,464,561,719.82, 18,697,991,958.29 and 4,070,511,342.65

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Solution

The fourth proportional to 12,464,561,719.82, 18,697,991,958.29 and 4,070,511,342.65 is: 6,106,142,362.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,561,719.82 : 18,697,991,958.29 = 4,070,511,342.65 : x
  2. Step 2: Convert to fraction form
    12,464,561,719.82/18,697,991,958.29 = 4,070,511,342.65/x
  3. Step 3: Cross multiply
    12,464,561,719.82x = 18,697,991,958.29 × 4,070,511,342.65
  4. Step 4: Simplify right side
    12,464,561,719.82x = 76,110,388,351,052,824,576
  5. Step 5: Solve for x
    x = 76,110,388,351,052,824,576/12,464,561,719.82
  6. Step 6: Final answer
    x = 6,106,142,362.79

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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.