Home / 267,029,791.30-400,544,686.95-163,717,660.90

Finding the Fourth Proportional to 267,029,791.30, 400,544,686.95 and 163,717,660.90

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Solution

The fourth proportional to 267,029,791.30, 400,544,686.95 and 163,717,660.90 is: 245,576,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,029,791.30 : 400,544,686.95 = 163,717,660.90 : x
  2. Step 2: Convert to fraction form
    267,029,791.30/400,544,686.95 = 163,717,660.90/x
  3. Step 3: Cross multiply
    267,029,791.30x = 400,544,686.95 × 163,717,660.90
  4. Step 4: Simplify right side
    267,029,791.30x = 65,576,239,233,376,752
  5. Step 5: Solve for x
    x = 65,576,239,233,376,752/267,029,791.30
  6. Step 6: Final answer
    x = 245,576,491.35

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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.