Home / 543,032,785.20-814,974,330.60-251,935,977.45

Finding the Fourth Proportional to 543,032,785.20, 814,974,330.60 and 251,935,977.45

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Solution

The fourth proportional to 543,032,785.20, 814,974,330.60 and 251,935,977.45 is: 378,101,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,032,785.20 : 814,974,330.60 = 251,935,977.45 : x
  2. Step 2: Convert to fraction form
    543,032,785.20/814,974,330.60 = 251,935,977.45/x
  3. Step 3: Cross multiply
    543,032,785.20x = 814,974,330.60 × 251,935,977.45
  4. Step 4: Simplify right side
    543,032,785.20x = 205,321,354,576,370,432
  5. Step 5: Solve for x
    x = 205,321,354,576,370,432/543,032,785.20
  6. Step 6: Final answer
    x = 378,101,212.62

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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.