Home / 814,462,072.20-1,221,693,108.30-201,046,297.95

Finding the Fourth Proportional to 814,462,072.20, 1,221,693,108.30 and 201,046,297.95

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Solution

The fourth proportional to 814,462,072.20, 1,221,693,108.30 and 201,046,297.95 is: 301,569,446.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,462,072.20 : 1,221,693,108.30 = 201,046,297.95 : x
  2. Step 2: Convert to fraction form
    814,462,072.20/1,221,693,108.30 = 201,046,297.95/x
  3. Step 3: Cross multiply
    814,462,072.20x = 1,221,693,108.30 × 201,046,297.95
  4. Step 4: Simplify right side
    814,462,072.20x = 245,616,876,654,743,392
  5. Step 5: Solve for x
    x = 245,616,876,654,743,392/814,462,072.20
  6. Step 6: Final answer
    x = 301,569,446.93

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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.