Home / 21,734,326,277.48-29,993,189,964.26-12,218,920,441.80

Finding the Fourth Proportional to 21,734,326,277.48, 29,993,189,964.26 and 12,218,920,441.80

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Solution

The fourth proportional to 21,734,326,277.48, 29,993,189,964.26 and 12,218,920,441.80 is: 16,862,008,846.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,326,277.48 : 29,993,189,964.26 = 12,218,920,441.80 : x
  2. Step 2: Convert to fraction form
    21,734,326,277.48/29,993,189,964.26 = 12,218,920,441.80/x
  3. Step 3: Cross multiply
    21,734,326,277.48x = 29,993,189,964.26 × 12,218,920,441.80
  4. Step 4: Simplify right side
    21,734,326,277.48x = 366,484,401,969,087,053,824
  5. Step 5: Solve for x
    x = 366,484,401,969,087,053,824/21,734,326,277.48
  6. Step 6: Final answer
    x = 16,862,008,846.75

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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.