Home / 853,376,610,506.91-1,279,553,722,977.20-271,614,511,927.10

Finding the Fourth Proportional to 853,376,610,506.91, 1,279,553,722,977.20 and 271,614,511,927.10

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Solution

The fourth proportional to 853,376,610,506.91, 1,279,553,722,977.20 and 271,614,511,927.10 is: 407,259,064,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,376,610,506.91 : 1,279,553,722,977.20 = 271,614,511,927.10 : x
  2. Step 2: Convert to fraction form
    853,376,610,506.91/1,279,553,722,977.20 = 271,614,511,927.10/x
  3. Step 3: Cross multiply
    853,376,610,506.91x = 1,279,553,722,977.20 × 271,614,511,927.10
  4. Step 4: Simplify right side
    853,376,610,506.91x = 347,545,359,950,955,870,683,136
  5. Step 5: Solve for x
    x = 347,545,359,950,955,870,683,136/853,376,610,506.91
  6. Step 6: Final answer
    x = 407,259,064,370.79

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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.