Home / 19,664,247,653.44-29,483,689,469.23-7,713,707,511.45

Finding the Fourth Proportional to 19,664,247,653.44, 29,483,689,469.23 and 7,713,707,511.45

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Solution

The fourth proportional to 19,664,247,653.44, 29,483,689,469.23 and 7,713,707,511.45 is: 11,565,586,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664,247,653.44 : 29,483,689,469.23 = 7,713,707,511.45 : x
  2. Step 2: Convert to fraction form
    19,664,247,653.44/29,483,689,469.23 = 7,713,707,511.45/x
  3. Step 3: Cross multiply
    19,664,247,653.44x = 29,483,689,469.23 × 7,713,707,511.45
  4. Step 4: Simplify right side
    19,664,247,653.44x = 227,428,556,924,058,697,728
  5. Step 5: Solve for x
    x = 227,428,556,924,058,697,728/19,664,247,653.44
  6. Step 6: Final answer
    x = 11,565,586,486.31

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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.