Home / 133,194,745.10-199,789,914.72-39,821,934.44

Finding the Fourth Proportional to 133,194,745.10, 199,789,914.72 and 39,821,934.44

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Solution

The fourth proportional to 133,194,745.10, 199,789,914.72 and 39,821,934.44 is: 59,732,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,194,745.10 : 199,789,914.72 = 39,821,934.44 : x
  2. Step 2: Convert to fraction form
    133,194,745.10/199,789,914.72 = 39,821,934.44/x
  3. Step 3: Cross multiply
    133,194,745.10x = 199,789,914.72 × 39,821,934.44
  4. Step 4: Simplify right side
    133,194,745.10x = 7,956,020,885,753,030
  5. Step 5: Solve for x
    x = 7,956,020,885,753,030/133,194,745.10
  6. Step 6: Final answer
    x = 59,732,243.04

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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.