Home / 133,962,129.36-200,815,647.48-43,021,945.44

Finding the Fourth Proportional to 133,962,129.36, 200,815,647.48 and 43,021,945.44

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Solution

The fourth proportional to 133,962,129.36, 200,815,647.48 and 43,021,945.44 is: 64,491,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,962,129.36 : 200,815,647.48 = 43,021,945.44 : x
  2. Step 2: Convert to fraction form
    133,962,129.36/200,815,647.48 = 43,021,945.44/x
  3. Step 3: Cross multiply
    133,962,129.36x = 200,815,647.48 × 43,021,945.44
  4. Step 4: Simplify right side
    133,962,129.36x = 8,639,479,829,382,833
  5. Step 5: Solve for x
    x = 8,639,479,829,382,833/133,962,129.36
  6. Step 6: Final answer
    x = 64,491,956.58

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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.