Home / 144,126,043.92-216,144,353.37-51,997,805.46

Finding the Fourth Proportional to 144,126,043.92, 216,144,353.37 and 51,997,805.46

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Solution

The fourth proportional to 144,126,043.92, 216,144,353.37 and 51,997,805.46 is: 77,980,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,126,043.92 : 216,144,353.37 = 51,997,805.46 : x
  2. Step 2: Convert to fraction form
    144,126,043.92/216,144,353.37 = 51,997,805.46/x
  3. Step 3: Cross multiply
    144,126,043.92x = 216,144,353.37 × 51,997,805.46
  4. Step 4: Simplify right side
    144,126,043.92x = 11,239,032,037,810,756
  5. Step 5: Solve for x
    x = 11,239,032,037,810,756/144,126,043.92
  6. Step 6: Final answer
    x = 77,980,576.81

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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.