Home / 20,959,945,354.22-31,449,735,962.59-10,330,375,098.58

Finding the Fourth Proportional to 20,959,945,354.22, 31,449,735,962.59 and 10,330,375,098.58

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Solution

The fourth proportional to 20,959,945,354.22, 31,449,735,962.59 and 10,330,375,098.58 is: 15,500,401,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,959,945,354.22 : 31,449,735,962.59 = 10,330,375,098.58 : x
  2. Step 2: Convert to fraction form
    20,959,945,354.22/31,449,735,962.59 = 10,330,375,098.58/x
  3. Step 3: Cross multiply
    20,959,945,354.22x = 31,449,735,962.59 × 10,330,375,098.58
  4. Step 4: Simplify right side
    20,959,945,354.22x = 324,887,569,244,855,664,640
  5. Step 5: Solve for x
    x = 324,887,569,244,855,664,640/20,959,945,354.22
  6. Step 6: Final answer
    x = 15,500,401,539.90

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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.