Home / 57,179,861,725.73-85,670,394,986.79-40,126,459,281.89

Finding the Fourth Proportional to 57,179,861,725.73, 85,670,394,986.79 and 40,126,459,281.89

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Solution

The fourth proportional to 57,179,861,725.73, 85,670,394,986.79 and 40,126,459,281.89 is: 60,119,935,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,179,861,725.73 : 85,670,394,986.79 = 40,126,459,281.89 : x
  2. Step 2: Convert to fraction form
    57,179,861,725.73/85,670,394,986.79 = 40,126,459,281.89/x
  3. Step 3: Cross multiply
    57,179,861,725.73x = 85,670,394,986.79 × 40,126,459,281.89
  4. Step 4: Simplify right side
    57,179,861,725.73x = 3,437,649,616,100,433,854,464
  5. Step 5: Solve for x
    x = 3,437,649,616,100,433,854,464/57,179,861,725.73
  6. Step 6: Final answer
    x = 60,119,935,801.70

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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.