Home / 144,760,257.20-217,171,878.60-47,699,447.60

Finding the Fourth Proportional to 144,760,257.20, 217,171,878.60 and 47,699,447.60

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Solution

The fourth proportional to 144,760,257.20, 217,171,878.60 and 47,699,447.60 is: 71,559,548.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,760,257.20 : 217,171,878.60 = 47,699,447.60 : x
  2. Step 2: Convert to fraction form
    144,760,257.20/217,171,878.60 = 47,699,447.60/x
  3. Step 3: Cross multiply
    144,760,257.20x = 217,171,878.60 × 47,699,447.60
  4. Step 4: Simplify right side
    144,760,257.20x = 10,358,978,643,474,262
  5. Step 5: Solve for x
    x = 10,358,978,643,474,262/144,760,257.20
  6. Step 6: Final answer
    x = 71,559,548.48

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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.