Home / 20,968,576,308.52-31,452,982,044.12-6,994,159,838.02

Finding the Fourth Proportional to 20,968,576,308.52, 31,452,982,044.12 and 6,994,159,838.02

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Solution

The fourth proportional to 20,968,576,308.52, 31,452,982,044.12 and 6,994,159,838.02 is: 10,491,278,976.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,968,576,308.52 : 31,452,982,044.12 = 6,994,159,838.02 : x
  2. Step 2: Convert to fraction form
    20,968,576,308.52/31,452,982,044.12 = 6,994,159,838.02/x
  3. Step 3: Cross multiply
    20,968,576,308.52x = 31,452,982,044.12 × 6,994,159,838.02
  4. Step 4: Simplify right side
    20,968,576,308.52x = 219,987,183,798,948,298,752
  5. Step 5: Solve for x
    x = 219,987,183,798,948,298,752/20,968,576,308.52
  6. Step 6: Final answer
    x = 10,491,278,976.80

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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.